| Invermere (AA8) | Invermere | BC | Merle K (Mudhole) Smith to Invermere |
| Albuquerque/Sunport International (ABQ) | Albuquerque | NM | Merle K (Mudhole) Smith to Albuquerque/Sunport International |
| Aberdeen Regional (ABR) | Aberdeen | SD | Merle K (Mudhole) Smith to Aberdeen Regional |
| Antrim County (ACB) | Bellaire | MI | Merle K (Mudhole) Smith to Antrim County |
| California Redwood Coast-Humboldt County (ACV) | Arcata | CA | Merle K (Mudhole) Smith to California Redwood Coast-Humboldt County |
| Kodiak (ADQ) | Kodiak | AK | Merle K (Mudhole) Smith to Kodiak |
| Albert Lea Municipal (AEL) | Albert Lea | MN | Merle K (Mudhole) Smith to Albert Lea Municipal |
| Afton Municipal (AFO) | Afton | WY | Merle K (Mudhole) Smith to Afton Municipal |
| Arapahoe Municipal (AHF) | Arapahoe | NE | Merle K (Mudhole) Smith to Arapahoe Municipal |
| Amery Municipal (AHH) | Amery | WI | Merle K (Mudhole) Smith to Amery Municipal |
| Ashland Municipal-Sumner Parker Field (AHM) | Ashland | OR | Merle K (Mudhole) Smith to Ashland Municipal-Sumner Parker Field |
| Alliance Municipal (AIA) | Alliance | NE | Merle K (Mudhole) Smith to Alliance Municipal |
| Atlantic Municipal (AIO) | Atlantic | IA | Merle K (Mudhole) Smith to Atlantic Municipal |
| Cayley/A J Flying Ranch (AJ7) | Cayley | AB | Merle K (Mudhole) Smith to Cayley/A J Flying Ranch |
| King Salmon (AKN) | King Salmon | AK | Merle K (Mudhole) Smith to King Salmon |
| Colorado Plains Regional (AKO) | Akron | CO | Merle K (Mudhole) Smith to Colorado Plains Regional |
| Fort Mackay (AL4) | Albian | AB | Merle K (Mudhole) Smith to Fort Mackay |
| Alamogordo White Sands Regional (ALM) | Alamogordo | NM | Merle K (Mudhole) Smith to Alamogordo White Sands Regional |
| Waterloo Regional (ALO) | Waterloo | IA | Merle K (Mudhole) Smith to Waterloo Regional |
| San Luis Valley Regional/Bergman Field (ALS) | Alamosa | CO | Merle K (Mudhole) Smith to San Luis Valley Regional/Bergman Field |
| Walla Walla Regional (ALW) | Walla Walla | WA | Merle K (Mudhole) Smith to Walla Walla Regional |
| Rick Husband Amarillo International (AMA) | Amarillo | TX | Merle K (Mudhole) Smith to Rick Husband Amarillo International |
| Animas Air Park (AMK) | Durango | CO | Merle K (Mudhole) Smith to Animas Air Park |
| Ames Municipal (AMW) | Ames | IA | Merle K (Mudhole) Smith to Ames Municipal |
| Ted Stevens Anchorage International (ANC) | Anchorage | AK | Merle K (Mudhole) Smith to Ted Stevens Anchorage International |
| Aniak (ANI) | Aniak | AK | Merle K (Mudhole) Smith to Aniak |
| Ainsworth Regional (ANW) | Ainsworth | NE | Merle K (Mudhole) Smith to Ainsworth Regional |
| Anthony Municipal (ANY) | Anthony | KS | Merle K (Mudhole) Smith to Anthony Municipal |
| Centennial (APA) | Denver | CO | Merle K (Mudhole) Smith to Centennial |
| Napa County (APC) | Napa | CA | Merle K (Mudhole) Smith to Napa County |
| Apple Valley (APV) | Apple Valley | CA | Merle K (Mudhole) Smith to Apple Valley |
| Nakusp (AQ5) | Nakusp | BC | Merle K (Mudhole) Smith to Nakusp |
| Lakeland/Noble F. Lee Memorial Field (ARV) | Minocqua | WI | Merle K (Mudhole) Smith to Lakeland/Noble F. Lee Memorial Field |
| Aspen-Pitkin County/Sardy Field (ASE) | Aspen | CO | Merle K (Mudhole) Smith to Aspen-Pitkin County/Sardy Field |
| Austin (ASQ) | Austin | NV | Merle K (Mudhole) Smith to Austin |
| Astoria Regional (AST) | Astoria | OR | Merle K (Mudhole) Smith to Astoria Regional |
| John F Kennedy Memorial (ASX) | Ashland | WI | Merle K (Mudhole) Smith to John F Kennedy Memorial |
| Ashley Municipal (ASY) | Ashley | ND | Merle K (Mudhole) Smith to Ashley Municipal |
| Artesia Municipal (ATS) | Artesia | NM | Merle K (Mudhole) Smith to Artesia Municipal |
| Appleton International (ATW) | Appleton | WI | Merle K (Mudhole) Smith to Appleton International |
| Watertown Regional (ATY) | Watertown | SD | Merle K (Mudhole) Smith to Watertown Regional |
| Oliver (AU3) | Oliver | BC | Merle K (Mudhole) Smith to Oliver |
| Vanderhoof (AU4) | Vanderhoof | BC | Merle K (Mudhole) Smith to Vanderhoof |
| Austin Municipal (AUM) | Austin | MN | Merle K (Mudhole) Smith to Austin Municipal |
| Auburn Municipal (AUN) | Auburn | CA | Merle K (Mudhole) Smith to Auburn Municipal |
| Wausau Downtown (AUW) | Wausau | WI | Merle K (Mudhole) Smith to Wausau Downtown |
| Marana Regional (AVW) | Tucson | AZ | Merle K (Mudhole) Smith to Marana Regional |
| Catalina (AVX) | Avalon | CA | Merle K (Mudhole) Smith to Catalina |
| Algona Municipal (AXG) | Algona | IA | Merle K (Mudhole) Smith to Algona Municipal |
| Chandler Field (AXN) | Alexandria | MN | Merle K (Mudhole) Smith to Chandler Field |
| Altus/Quartz Mountain Regional (AXS) | Altus | OK | Merle K (Mudhole) Smith to Altus/Quartz Mountain Regional |
| Angel Fire (Colfax County) (AXX) | Angel Fire | NM | Merle K (Mudhole) Smith to Angel Fire (Colfax County) |
| Cache Creek (AZ5) | Cache-Creek | BC | Merle K (Mudhole) Smith to Cache Creek |
| Phoenix-Mesa Gateway (AZA) | Phoenix | AZ | Merle K (Mudhole) Smith to Phoenix-Mesa Gateway |
| Battle Mountain (BAM) | Battle Mountain | NV | Merle K (Mudhole) Smith to Battle Mountain |
| Benson Municipal (BBB) | Benson | MN | Merle K (Mudhole) Smith to Benson Municipal |
| Broken Bow Municipal/Keith Glaze Field (BBW) | Broken Bow | NE | Merle K (Mudhole) Smith to Broken Bow Municipal/Keith Glaze Field |
| Bryce Canyon (BCE) | Bryce Canyon | UT | Merle K (Mudhole) Smith to Bryce Canyon |
| Baudette International (BDE) | Baudette | MN | Merle K (Mudhole) Smith to Baudette International |
| Blanding Municipal (BDG) | Blanding | UT | Merle K (Mudhole) Smith to Blanding Municipal |
| Bandon State (BDY) | Bandon | OR | Merle K (Mudhole) Smith to Bandon State |
| Bethel (BET) | Bethel | AK | Merle K (Mudhole) Smith to Bethel |
| Western Nebraska Regional/William B Heilig Field (BFF) | Scottsbluff | NE | Merle K (Mudhole) Smith to Western Nebraska Regional/William B Heilig Field |
| Bullfrog Basin (BFG) | Glen Canyon | UT | Merle K (Mudhole) Smith to Bullfrog Basin |
| King County International Boeing Field (BFI) | Seattle | WA | Merle K (Mudhole) Smith to King County International Boeing Field |
| Meadows Field (BFL) | Bakersfield | CA | Merle K (Mudhole) Smith to Meadows Field |
| Hutchinson County (BGD) | Borger | TX | Merle K (Mudhole) Smith to Hutchinson County |
| Bagdad (BGT) | Bagdad | AZ | Merle K (Mudhole) Smith to Bagdad |
| Beatrice Municipal (BIE) | Beatrice | NE | Merle K (Mudhole) Smith to Beatrice Municipal |
| Bishop Regional (BIH) | Bishop | CA | Merle K (Mudhole) Smith to Bishop Regional |
| Billings Logan International (BIL) | Billings | MT | Merle K (Mudhole) Smith to Billings Logan International |
| Bismarck Municipal (BIS) | Bismarck | ND | Merle K (Mudhole) Smith to Bismarck Municipal |
| Echo Valley (BJ4) | Echo Valley | BC | Merle K (Mudhole) Smith to Echo Valley |
| Rocky Mountain Metropolitan/Jeffco (BJC) | Denver | CO | Merle K (Mudhole) Smith to Rocky Mountain Metropolitan/Jeffco |
| Bemidji Regional (BJI) | Bemidji | MN | Merle K (Mudhole) Smith to Bemidji Regional |
| Baker City Municipal (BKE) | Baker City | OR | Merle K (Mudhole) Smith to Baker City Municipal |
| Brookings Regional (BKX) | Brookings | SD | Merle K (Mudhole) Smith to Brookings Regional |
| Boulder City Municipal (BLD) | Boulder City | NV | Merle K (Mudhole) Smith to Boulder City Municipal |
| Blythe (BLH) | Blythe | CA | Merle K (Mudhole) Smith to Blythe |
| Bellingham International (BLI) | Bellingham | WA | Merle K (Mudhole) Smith to Bellingham International |
| Blue Canyon - Nyack (BLU) | Emigrant Gap | CA | Merle K (Mudhole) Smith to Blue Canyon - Nyack |
| Brigham City Regional (BMC) | Brigham City | UT | Merle K (Mudhole) Smith to Brigham City Regional |
| Banning Municipal (BNG) | Banning | CA | Merle K (Mudhole) Smith to Banning Municipal |
| Burns Municipal (BNO) | Burns | OR | Merle K (Mudhole) Smith to Burns Municipal |
| Boone Municipal (BNW) | Boone | IA | Merle K (Mudhole) Smith to Boone Municipal |
| Boise Air Terminal Gowen Field (BOI) | Boise | ID | Merle K (Mudhole) Smith to Boise Air Terminal Gowen Field |
| Brookings Airport (BOK) | Brookings | OR | Merle K (Mudhole) Smith to Brookings Airport |
| Miley Memorial Field (Big Piney) (BPI) | Big Piney | WY | Merle K (Mudhole) Smith to Miley Memorial Field (Big Piney) |
| Brainerd Lakes Regional (BRD) | Brainerd | MN | Merle K (Mudhole) Smith to Brainerd Lakes Regional |
| Southeast Iowa Regional (BRL) | Burlington | IA | Merle K (Mudhole) Smith to Southeast Iowa Regional |
| Bisbee Municipal (BSQ) | Bisbee | AZ | Merle K (Mudhole) Smith to Bisbee Municipal |
| Skypark (BTF) | Bountiful | UT | Merle K (Mudhole) Smith to Skypark |
| Bert Mooney (BTM) | Butte | MT | Merle K (Mudhole) Smith to Bert Mooney |
| Bettles Airport (BTT) | Bettles | AK | Merle K (Mudhole) Smith to Bettles Airport |
| Beatty (BTY) | Beatty | NV | Merle K (Mudhole) Smith to Beatty |
| Cram Field (BUB) | Burwell | NE | Merle K (Mudhole) Smith to Cram Field |
| Butler Memorial (BUM) | Butler | MO | Merle K (Mudhole) Smith to Butler Memorial |
| Hollywood Burbank (BUR) | Burbank | CA | Merle K (Mudhole) Smith to Hollywood Burbank |
| Bartlesville Municipal (BVO) | Bartlesville | OK | Merle K (Mudhole) Smith to Bartlesville Municipal |
| Brawley Municipal (BWC) | Brawley | CA | Merle K (Mudhole) Smith to Brawley Municipal |
| Bowman Municipal (BWM) | Bowman | ND | Merle K (Mudhole) Smith to Bowman Municipal |
| Buckeye Municipal (BXK) | Buckeye | AZ | Merle K (Mudhole) Smith to Buckeye Municipal |
| Borrego Valley (BXS) | Borrego Springs | CA | Merle K (Mudhole) Smith to Borrego Valley |
| Johnson County (BYG) | Buffalo | WY | Merle K (Mudhole) Smith to Johnson County |
| Burley Municipal (BYI) | Burley | ID | Merle K (Mudhole) Smith to Burley Municipal |
| Bozeman Yellowstone International (BZN) | Bozeman | MT | Merle K (Mudhole) Smith to Bozeman Yellowstone International |
| Wexford County (CAD) | Cadillac | MI | Merle K (Mudhole) Smith to Wexford County |
| Clayton Municipal Airpark (CAO) | Clayton | NM | Merle K (Mudhole) Smith to Clayton Municipal Airpark |
| Council Bluffs Municipal (CBF) | Council Bluffs | IA | Merle K (Mudhole) Smith to Council Bluffs Municipal |
| Shalz Field (CBK) | Colby | KS | Merle K (Mudhole) Smith to Shalz Field |
| Cable (CCB) | Upland | CA | Merle K (Mudhole) Smith to Cable |
| Buchanan Field (CCR) | Concord | CA | Merle K (Mudhole) Smith to Buchanan Field |
| Northeast Iowa Regional (CCY) | Charles City | IA | Merle K (Mudhole) Smith to Northeast Iowa Regional |
| Cold Bay (CDB) | Cold Bay | AK | Merle K (Mudhole) Smith to Cold Bay |
| Cedar City Regional (CDC) | Cedar City | UT | Merle K (Mudhole) Smith to Cedar City Regional |
| Chadron Municipal (CDR) | Chadron | NE | Merle K (Mudhole) Smith to Chadron Municipal |
| Childress Municipal (CDS) | Childress | TX | Merle K (Mudhole) Smith to Childress Municipal |
| Del Norte Co Regional/Jack Mcnamara Field (CEC) | Crescent City | CA | Merle K (Mudhole) Smith to Del Norte Co Regional/Jack Mcnamara Field |
| Cortez Municipal (CEZ) | Cortez | CO | Merle K (Mudhole) Smith to Cortez Municipal |
| Creston Valley Regional (CFQ) | Creston | BC | Merle K (Mudhole) Smith to Creston Valley Regional |
| Greenlee County (CFT) | Clifton | AZ | Merle K (Mudhole) Smith to Greenlee County |
| Coffeyville Municipal (CFV) | Coffeyville | KS | Merle K (Mudhole) Smith to Coffeyville Municipal |
| Casa Grande Municipal (CGZ) | Casa Grande | AZ | Merle K (Mudhole) Smith to Casa Grande Municipal |
| Challis (CHL) | Challis | ID | Merle K (Mudhole) Smith to Challis |
| Chiloquin State (CHZ) | Chiloquin | OR | Merle K (Mudhole) Smith to Chiloquin State |
| Chico Municipal (CIC) | Chico | CA | Merle K (Mudhole) Smith to Chico Municipal |
| The Eastern Iowa (CID) | Cedar Rapids | IA | Merle K (Mudhole) Smith to The Eastern Iowa |
| Craig-Moffat (CIG) | Craig | CO | Merle K (Mudhole) Smith to Craig-Moffat |
| Arthur N Neu (CIN) | Carroll | IA | Merle K (Mudhole) Smith to Arthur N Neu |
| Chippewa County International (CIU) | Sault Ste Marie | MI | Merle K (Mudhole) Smith to Chippewa County International |
| Crookston Municipal Kirkwood Field (CKN) | Crookston | MN | Merle K (Mudhole) Smith to Crookston Municipal Kirkwood Field |
| Carlsbad/McClellan-Palomar (CLD) | Carlsbad | CA | Merle K (Mudhole) Smith to Carlsbad/McClellan-Palomar |
| New Coalinga Municipal (CLG) | Coalinga | CA | Merle K (Mudhole) Smith to New Coalinga Municipal |
| Clintonville Municipal (CLI) | Clintonville | WI | Merle K (Mudhole) Smith to Clintonville Municipal |
| Clinton Regional (CLK) | Clinton | OK | Merle K (Mudhole) Smith to Clinton Regional |
| William R Fairchild International (CLM) | Port Angeles | WA | Merle K (Mudhole) Smith to William R Fairchild International |
| Cliff Hatfield Memorial (CLR) | Calipatria | CA | Merle K (Mudhole) Smith to Cliff Hatfield Memorial |
| Chehalis-Centralia (CLS) | Chehalis | WA | Merle K (Mudhole) Smith to Chehalis-Centralia |
| Houghton County Memorial (CMX) | Hancock | MI | Merle K (Mudhole) Smith to Houghton County Memorial |
| Sparta/Fort Mccoy (CMY) | Sparta | WI | Merle K (Mudhole) Smith to Sparta/Fort Mccoy |
| Fremont County (CNE) | Canon City | CO | Merle K (Mudhole) Smith to Fremont County |
| Blosser Municipal (CNK) | Concordia | KS | Merle K (Mudhole) Smith to Blosser Municipal |
| Cavern City Air Terminal (CNM) | Carlsbad | NM | Merle K (Mudhole) Smith to Cavern City Air Terminal |
| Chino (CNO) | Chino | CA | Merle K (Mudhole) Smith to Chino |
| Chanute Martin Johnson (CNU) | Chanute | KS | Merle K (Mudhole) Smith to Chanute Martin Johnson |
| Canyonlands Field (CNY) | Moab | UT | Merle K (Mudhole) Smith to Canyonlands Field |
| Columbia (COA) | Columbia | CA | Merle K (Mudhole) Smith to Columbia |
| Yellowstone Regional (COD) | Cody | WY | Merle K (Mudhole) Smith to Yellowstone Regional |
| Coeur D'alene/Pappy Boyington Field (COE) | Coeur D'Alene | ID | Merle K (Mudhole) Smith to Coeur D'alene/Pappy Boyington Field |
| City of Colorado Springs Municipal (COS) | Colorado Springs | CO | Merle K (Mudhole) Smith to City of Colorado Springs Municipal |
| Compton/Woodley (CPM) | Compton | CA | Merle K (Mudhole) Smith to Compton/Woodley |
| Casper/Natrona County International (CPR) | Casper | WY | Merle K (Mudhole) Smith to Casper/Natrona County International |
| Clinton-Sherman (CSM) | Clinton | OK | Merle K (Mudhole) Smith to Clinton-Sherman |
| Carson City (CSN) | Carson City | NV | Merle K (Mudhole) Smith to Carson City |
| Creston Municipal (CSQ) | Creston | IA | Merle K (Mudhole) Smith to Creston Municipal |
| Cut Bank International (CTB) | Cut Bank | MT | Merle K (Mudhole) Smith to Cut Bank International |
| Canton Municipal (CTK) | Canton | SD | Merle K (Mudhole) Smith to Canton Municipal |
| Cottonwood (CTW) | Cottonwood | AZ | Merle K (Mudhole) Smith to Cottonwood |
| Clovis Municipal (CVN) | Clovis | NM | Merle K (Mudhole) Smith to Clovis Municipal |
| Corvallis Municipal (CVO) | Corvallis | OR | Merle K (Mudhole) Smith to Corvallis Municipal |
| Central Wisconsin (CWA) | Mosinee | WI | Merle K (Mudhole) Smith to Central Wisconsin |
| Clinton Municipal (CWI) | Clinton | IA | Merle K (Mudhole) Smith to Clinton Municipal |
| Cochise County (CWX) | Willcox | AZ | Merle K (Mudhole) Smith to Cochise County |
| Calexico International (CXL) | Calexico | CA | Merle K (Mudhole) Smith to Calexico International |
| Cheyenne Regional/Jerry Olson Field (CYS) | Cheyenne | WY | Merle K (Mudhole) Smith to Cheyenne Regional/Jerry Olson Field |
| Barstow-Daggett (DAG) | Daggett | CA | Merle K (Mudhole) Smith to Barstow-Daggett |
| Dubuque Regional (DBQ) | Dubuque | IA | Merle K (Mudhole) Smith to Dubuque Regional |
| Dodge City Regional (DDC) | Dodge City | KS | Merle K (Mudhole) Smith to Dodge City Regional |
| Decorah Municipal (DEH) | Decorah | IA | Merle K (Mudhole) Smith to Decorah Municipal |
| Denver International (DEN) | Denver | CO | Merle K (Mudhole) Smith to Denver International |
| Douglas Municipal (DGL) | Douglas | AZ | Merle K (Mudhole) Smith to Douglas Municipal |
| Converse County (DGW) | Douglas | WY | Merle K (Mudhole) Smith to Converse County |
| Dalhart Municipal (DHT) | Dalhart | TX | Merle K (Mudhole) Smith to Dalhart Municipal |
| Dickinson Theodore Roosevelt Regional (DIK) | Dickinson | ND | Merle K (Mudhole) Smith to Dickinson Theodore Roosevelt Regional |
| Dillingham (DLG) | Dillingham | AK | Merle K (Mudhole) Smith to Dillingham |
| Duluth International (DLH) | Duluth | MN | Merle K (Mudhole) Smith to Duluth International |
| Dillon (DLN) | Dillon | MT | Merle K (Mudhole) Smith to Dillon |
| The Dalles Municipal/Columbia Gorge Regional (DLS) | The Dalles | OR | Merle K (Mudhole) Smith to The Dalles Municipal/Columbia Gorge Regional |
| Deming Municipal (DMN) | Deming | NM | Merle K (Mudhole) Smith to Deming Municipal |
| Sedalia Regional (DMO) | Sedalia | MO | Merle K (Mudhole) Smith to Sedalia Regional |
| Denison Municipal (DNS) | Denison | IA | Merle K (Mudhole) Smith to Denison Municipal |
| Drummond Island (DRE) | Drummond Island | MI | Merle K (Mudhole) Smith to Drummond Island |
| Durango/La Plata County (DRO) | Durango | CO | Merle K (Mudhole) Smith to Durango/La Plata County |
| Des Moines International (DSM) | Des Moines | IA | Merle K (Mudhole) Smith to Des Moines International |
| Delta Municipal (DTA) | Delta | UT | Merle K (Mudhole) Smith to Delta Municipal |
| Detroit Lakes-Wething Field (DTL) | Detroit Lakes | MN | Merle K (Mudhole) Smith to Detroit Lakes-Wething Field |
| Bisbee Douglas International (DUG) | Douglas/Bisbee | AZ | Merle K (Mudhole) Smith to Bisbee Douglas International |
| Unalaska/Dutch Harbour/Tom Madsen (DUT) | Unalaska | AK | Merle K (Mudhole) Smith to Unalaska/Dutch Harbour/Tom Madsen |
| Devils Lake Regional (DVL) | Devils Lake | ND | Merle K (Mudhole) Smith to Devils Lake Regional |
| Davenport Municipal (DVN) | Davenport | IA | Merle K (Mudhole) Smith to Davenport Municipal |
| Phoenix Deer Valley (DVT) | Phoenix | AZ | Merle K (Mudhole) Smith to Phoenix Deer Valley |
| Olds-Didsbury (EA3) | Olds-Didsbury | AB | Merle K (Mudhole) Smith to Olds-Didsbury |
| Phifer Airfield (EAN) | Wheatland | WY | Merle K (Mudhole) Smith to Phifer Airfield |
| Kearney Regional (EAR) | Kearney | NE | Merle K (Mudhole) Smith to Kearney Regional |
| Pangborn Memorial (EAT) | Wenatchee | WA | Merle K (Mudhole) Smith to Pangborn Memorial |
| Chippewa Valley Regional (EAU) | Eau Claire | WI | Merle K (Mudhole) Smith to Chippewa Valley Regional |
| Webster City Municipal (EBS) | Webster City | IA | Merle K (Mudhole) Smith to Webster City Municipal |
| Mondell Field (ECS) | Newcastle | WY | Merle K (Mudhole) Smith to Mondell Field |
| Fox Creek (ED4) | Fox Creek | AB | Merle K (Mudhole) Smith to Fox Creek |
| El Dorado/Captain Jack Thomas Memorial (EDK) | El Dorado | KS | Merle K (Mudhole) Smith to El Dorado/Captain Jack Thomas Memorial |
| Needles (EED) | Needles | CA | Merle K (Mudhole) Smith to Needles |
| Airdrie (EF4) | Airdrie | AB | Merle K (Mudhole) Smith to Airdrie |
| Jefferson Municipal (EFW) | Jefferson | IA | Merle K (Mudhole) Smith to Jefferson Municipal |
| Lacombe (EG3) | Lacombe | AB | Merle K (Mudhole) Smith to Lacombe |
| Drumheller Municipal (EG4) | Drumheller | AB | Merle K (Mudhole) Smith to Drumheller Municipal |
| Eagle County Regional (EGE) | Eagle | CO | Merle K (Mudhole) Smith to Eagle County Regional |
| Eagle River Union (EGV) | Eagle River | WI | Merle K (Mudhole) Smith to Eagle River Union |
| Ponoka Industrial (EH3) | Ponoka | AB | Merle K (Mudhole) Smith to Ponoka Industrial |
| Provost (EH6) | Provost | AB | Merle K (Mudhole) Smith to Provost |
| Stettler (EJ3) | Stettler | AB | Merle K (Mudhole) Smith to Stettler |
| Eureka/Murray Field (EKA) | Eureka | CA | Merle K (Mudhole) Smith to Eureka/Murray Field |
| Elko Regional/Harris Field (EKO) | Elko | NV | Merle K (Mudhole) Smith to Elko Regional/Harris Field |
| Hanna (EL4) | Hanna | AB | Merle K (Mudhole) Smith to Hanna |
| Valleyview (EL5) | Valleyview | AB | Merle K (Mudhole) Smith to Valleyview |
| Elk City Regional Business (ELK) | Elk City | OK | Merle K (Mudhole) Smith to Elk City Regional Business |
| Bowers Field (ELN) | Ellensburg | WA | Merle K (Mudhole) Smith to Bowers Field |
| El Paso International (ELP) | El Paso | TX | Merle K (Mudhole) Smith to El Paso International |
| Ely/Yelland Field (ELY) | Ely | NV | Merle K (Mudhole) Smith to Ely/Yelland Field |
| Innisfail (EM4) | Innisfail | AB | Merle K (Mudhole) Smith to Innisfail |
| Swan Hills (EM5) | Swan Hills | AB | Merle K (Mudhole) Smith to Swan Hills |
| Kemmerer Municipal (EMM) | Kemmerer | WY | Merle K (Mudhole) Smith to Kemmerer Municipal |
| Emporia Municipal (EMP) | Emporia | KS | Merle K (Mudhole) Smith to Emporia Municipal |
| San Gabriel Valley (EMT) | El Monte | CA | Merle K (Mudhole) Smith to San Gabriel Valley |
| Three Hills (EN3) | Three Hills | AB | Merle K (Mudhole) Smith to Three Hills |
| High River (EN4) | High River | AB | Merle K (Mudhole) Smith to High River |
| Cold Lake Regional (EN5) | Cold Lake | AB | Merle K (Mudhole) Smith to Cold Lake Regional |
| Kenai Municipal (ENA) | Kenai | AK | Merle K (Mudhole) Smith to Kenai Municipal |
| Nenana Municipal (ENN) | Nenana | AK | Merle K (Mudhole) Smith to Nenana Municipal |
| Wendover (ENV) | Wendover | UT | Merle K (Mudhole) Smith to Wendover |
| Kenosha Regional (ENW) | Kenosha | WI | Merle K (Mudhole) Smith to Kenosha Regional |
| Keokuk Municipal (EOK) | Keokuk | IA | Merle K (Mudhole) Smith to Keokuk Municipal |
| Barrhead (EP3) | Barrhead | AB | Merle K (Mudhole) Smith to Barrhead |
| Ephrata Municipal (EPH) | Ephrata | WA | Merle K (Mudhole) Smith to Ephrata Municipal |
| Camrose (EQ3) | Camrose | AB | Merle K (Mudhole) Smith to Camrose |
| Westlock (ES4) | Westlock | AB | Merle K (Mudhole) Smith to Westlock |
| Delta County (ESC) | Escanaba | MI | Merle K (Mudhole) Smith to Delta County |
| Orcas Island Airport (ESD) | Eastsound | WA | Merle K (Mudhole) Smith to Orcas Island Airport |
| Ohkay Owingeh (ESO) | Espanola | NM | Merle K (Mudhole) Smith to Ohkay Owingeh |
| Estherville Municipal (EST) | Estherville | IA | Merle K (Mudhole) Smith to Estherville Municipal |
| West Bend Municipal (ETB) | West Bend | WI | Merle K (Mudhole) Smith to West Bend Municipal |
| Eureka (EUE) | Eureka | NV | Merle K (Mudhole) Smith to Eureka |
| Mahlon Sweet Field (EUG) | Eugene | OR | Merle K (Mudhole) Smith to Mahlon Sweet Field |
| Vegreville (EV3) | Vegreville | AB | Merle K (Mudhole) Smith to Vegreville |
| Mayerthorpe (EV5) | Mayerthorpe | AB | Merle K (Mudhole) Smith to Mayerthorpe |
| Tofield (EV7) | Tofield | AB | Merle K (Mudhole) Smith to Tofield |
| Eveleth-Virginia Municipal (EVM) | Eveleth | MN | Merle K (Mudhole) Smith to Eveleth-Virginia Municipal |
| Evanston-Uinta County Burns Field (EVW) | Evanston | WY | Merle K (Mudhole) Smith to Evanston-Uinta County Burns Field |
| Saint Paul (EW3) | St Paul | AB | Merle K (Mudhole) Smith to Saint Paul |
| Newton City County (EWK) | Newton | KS | Merle K (Mudhole) Smith to Newton City County |
| Wetaskiwin Regional (EX3) | Wetaskiwin | AB | Merle K (Mudhole) Smith to Wetaskiwin Regional |
| Yerington Municipal (EYR) | Yerington | NV | Merle K (Mudhole) Smith to Yerington Municipal |
| Fairbanks International (FAI) | Fairbanks | AK | Merle K (Mudhole) Smith to Fairbanks International |
| Hector International Fargo (FAR) | Fargo | ND | Merle K (Mudhole) Smith to Hector International Fargo |
| Fresno Yosemite International (FAT) | Fresno | CA | Merle K (Mudhole) Smith to Fresno Yosemite International |
| Warren Thomas Josephburg (FB6) | Edmonton | AB | Merle K (Mudhole) Smith to Warren Thomas Josephburg |
| Faribault Municipal (FBL) | Faribault | MN | Merle K (Mudhole) Smith to Faribault Municipal |
| Fort Bridger Airport (FBR) | Fort Bridger | WY | Merle K (Mudhole) Smith to Fort Bridger Airport |
| Fairbury Municipal (FBY) | Fairbury | NE | Merle K (Mudhole) Smith to Fairbury Municipal |
| Glacier Park International (FCA) | Kalispell | MT | Merle K (Mudhole) Smith to Glacier Park International |
| Fresno Chandler Executive (FCH) | Fresno | CA | Merle K (Mudhole) Smith to Fresno Chandler Executive |
| Flying Cloud (FCM) | Minneapolis | MN | Merle K (Mudhole) Smith to Flying Cloud |
| Albertus (FEP) | Freeport | IL | Merle K (Mudhole) Smith to Albertus |
| Fremont Municipal (FET) | Fremont | NE | Merle K (Mudhole) Smith to Fremont Municipal |
| Fairfield Municipal (FFL) | Fairfield | IA | Merle K (Mudhole) Smith to Fairfield Municipal |
| Fergus Falls Municipal-Einar Mickelson Field (FFM) | Fergus Falls | MN | Merle K (Mudhole) Smith to Fergus Falls Municipal-Einar Mickelson Field |
| Sierra Vista Municipal/Libby AAF (FHU) | Fort Huachuca | AZ | Merle K (Mudhole) Smith to Sierra Vista Municipal/Libby AAF |
| Fillmore Municipal (FIL) | Fillmore | UT | Merle K (Mudhole) Smith to Fillmore Municipal |
| Fond Du Lac County (FLD) | Fond Du Lac | WI | Merle K (Mudhole) Smith to Fond Du Lac County |
| Flagstaff Pulliam (FLG) | Flagstaff | AZ | Merle K (Mudhole) Smith to Flagstaff Pulliam |
| Sherman Army Airfield (FLV) | Fort Leavenworth | KS | Merle K (Mudhole) Smith to Sherman Army Airfield |
| Fallon Municipal (FLX) | Fallon | NV | Merle K (Mudhole) Smith to Fallon Municipal |
| Four Corners Regional (FMN) | Farmington | NM | Merle K (Mudhole) Smith to Four Corners Regional |
| Fort Madison Municipal (FMS) | Fort Madison | IA | Merle K (Mudhole) Smith to Fort Madison Municipal |
| Northern Colorado Regional (FNL) | Ft Collins/Loveland | CO | Merle K (Mudhole) Smith to Northern Colorado Regional |
| Fort Dodge Regional (FOD) | Fort Dodge | IA | Merle K (Mudhole) Smith to Fort Dodge Regional |
| Topeka Regional (FOE) | Topeka | KS | Merle K (Mudhole) Smith to Topeka Regional |
| Friday Harbor (FRD) | Friday Harbor | WA | Merle K (Mudhole) Smith to Friday Harbor |
| Fairmont Municipal (FRM) | Fairmont | MN | Merle K (Mudhole) Smith to Fairmont Municipal |
| Sioux Falls Regional, Joe Foss Field (FSD) | Sioux Falls | SD | Merle K (Mudhole) Smith to Sioux Falls Regional, Joe Foss Field |
| Fort Scott Municipal (FSK) | Fort Scott | KS | Merle K (Mudhole) Smith to Fort Scott Municipal |
| Fort Sumner Municipal (FSU) | Fort Sumner | NM | Merle K (Mudhole) Smith to Fort Sumner Municipal |
| Fullerton Municipal (FUL) | Fullerton | CA | Merle K (Mudhole) Smith to Fullerton Municipal |
| Okotoks Air Ranch (FX2) | Calgary | AB | Merle K (Mudhole) Smith to Okotoks Air Ranch |
| Manning Municipal (FX4) | Manning | AB | Merle K (Mudhole) Smith to Manning Municipal |
| Forest City Municipal (FXY) | Forest City | IA | Merle K (Mudhole) Smith to Forest City Municipal |
| Gage (GAG) | Gage | OK | Merle K (Mudhole) Smith to Gage |
| Edward G Pitka Sr (GAL) | Galena | AK | Merle K (Mudhole) Smith to Edward G Pitka Sr |
| Great Bend Municipal (GBD) | Great Bend | KS | Merle K (Mudhole) Smith to Great Bend Municipal |
| Galesburg Municipal (GBG) | Galesburg | IL | Merle K (Mudhole) Smith to Galesburg Municipal |
| Gillette-Campbell County (GCC) | Gillette | WY | Merle K (Mudhole) Smith to Gillette-Campbell County |
| Grand Coulee Dam (GCD) | Electric City | WA | Merle K (Mudhole) Smith to Grand Coulee Dam |
| Garden City Regional (GCK) | Garden City | KS | Merle K (Mudhole) Smith to Garden City Regional |
| Grand Canyon National Park (GCN) | Grand Canyon | AZ | Merle K (Mudhole) Smith to Grand Canyon National Park |
| Dawson Community (GDV) | Glendive | MT | Merle K (Mudhole) Smith to Dawson Community |
| Spokane International (GEG) | Spokane | WA | Merle K (Mudhole) Smith to Spokane International |
| South Big Horn County (GEY) | Greybull | WY | Merle K (Mudhole) Smith to South Big Horn County |
| Grand Forks International (GFK) | Grand Forks | ND | Merle K (Mudhole) Smith to Grand Forks International |
| Wokal Field/Glasgow International (GGW) | Glasgow | MT | Merle K (Mudhole) Smith to Wokal Field/Glasgow International |
| Grand Junction Regional Walker Field (GJT) | Grand Junction | CO | Merle K (Mudhole) Smith to Grand Junction Regional Walker Field |
| Gulkana (GKN) | Gulkana | AK | Merle K (Mudhole) Smith to Gulkana |
| San Carlos Apache (GLB) | Globe | AZ | Merle K (Mudhole) Smith to San Carlos Apache |
| Renner Field/Goodland Municipal (GLD) | Goodland | KS | Merle K (Mudhole) Smith to Renner Field/Goodland Municipal |
| Gaylord Regional (GLR) | Gaylord | MI | Merle K (Mudhole) Smith to Gaylord Regional |
| Gansner Field (GNF) | Quincy | CA | Merle K (Mudhole) Smith to Gansner Field |
| Gooding Municipal (GNG) | Gooding | ID | Merle K (Mudhole) Smith to Gooding Municipal |
| Grants-Milan Municipal (GNT) | Grants | NM | Merle K (Mudhole) Smith to Grants-Milan Municipal |
| Guthrie-Edmond Regional (GOK) | Guthrie | OK | Merle K (Mudhole) Smith to Guthrie-Edmond Regional |
| Gold Beach Municipal (GOL) | Gold Beach | OR | Merle K (Mudhole) Smith to Gold Beach Municipal |
| Grand Rapids/Itasca County-Gordon Newstrom Field (GPZ) | Grand Rapids | MN | Merle K (Mudhole) Smith to Grand Rapids/Itasca County-Gordon Newstrom Field |
| Austin Straubel International (GRB) | Green Bay | WI | Merle K (Mudhole) Smith to Austin Straubel International |
| Central Nebraska Regional (GRI) | Grand Island | NE | Merle K (Mudhole) Smith to Central Nebraska Regional |
| Grand Marais/Cook County (GRM) | Grand Marais | MN | Merle K (Mudhole) Smith to Grand Marais/Cook County |
| Gordon Municipal (GRN) | Gordon | NE | Merle K (Mudhole) Smith to Gordon Municipal |
| Gustavus (GST) | Gustavus | AK | Merle K (Mudhole) Smith to Gustavus |
| Great Falls International (GTF) | Great Falls | MT | Merle K (Mudhole) Smith to Great Falls International |
| Grants Pass (GTP) | Grants Pass | OR | Merle K (Mudhole) Smith to Grants Pass |
| Gunnison/Crested Butte Regional (GUC) | Gunnison | CO | Merle K (Mudhole) Smith to Gunnison/Crested Butte Regional |
| Gallup Municipal (GUP) | Gallup | NM | Merle K (Mudhole) Smith to Gallup Municipal |
| Guymon Municipal (GUY) | Guymon | OK | Merle K (Mudhole) Smith to Guymon Municipal |
| Glenwood Springs Municipal (GWS) | Glenwood Springs | CO | Merle K (Mudhole) Smith to Glenwood Springs Municipal |
| Greeley-Weld County (GXY) | Greeley | CO | Merle K (Mudhole) Smith to Greeley-Weld County |
| Phoenix Goodyear (GYR) | Goodyear | AZ | Merle K (Mudhole) Smith to Phoenix Goodyear |
| Half Moon Bay (HAF) | Half Moon Bay | CA | Merle K (Mudhole) Smith to Half Moon Bay |
| Holbrook Municipal (HBK) | Holbrook | AZ | Merle K (Mudhole) Smith to Holbrook Municipal |
| Hobart Regional (HBR) | Hobart | OK | Merle K (Mudhole) Smith to Hobart Regional |
| Brewster Field (HDE) | Holdrege | NE | Merle K (Mudhole) Smith to Brewster Field |
| Dillingham Airfield (HDH) | Mokuleia | HI | Merle K (Mudhole) Smith to Dillingham Airfield |
| Hayden Yampa Valley Regional (HDN) | Hayden | CO | Merle K (Mudhole) Smith to Hayden Yampa Valley Regional |
| Hermiston Municipal (HES) | Hermiston | OR | Merle K (Mudhole) Smith to Hermiston Municipal |
| Hawthorne Municipal/Jack Northrop Field (HHR) | Hawthorne | CA | Merle K (Mudhole) Smith to Hawthorne Municipal/Jack Northrop Field |
| Range Regional (HIB) | Hibbing | MN | Merle K (Mudhole) Smith to Range Regional |
| Lake Havasu City (HII) | Lake Havasu City | AZ | Merle K (Mudhole) Smith to Lake Havasu City |
| Portland/Hillsboro (HIO) | Portland | OR | Merle K (Mudhole) Smith to Portland/Hillsboro |
| Hill City Municipal (HLC) | Hill City | KS | Merle K (Mudhole) Smith to Hill City Municipal |
| Hollister Municipal (HLI) | Hollister | CA | Merle K (Mudhole) Smith to Hollister Municipal |
| Helena Regional (HLN) | Helena | MT | Merle K (Mudhole) Smith to Helena Regional |
| Hemet-Ryan (HMT) | Hemet | CA | Merle K (Mudhole) Smith to Hemet-Ryan |
| Hoonah (HNH) | Hoonah | AK | Merle K (Mudhole) Smith to Hoonah |
| Honolulu International (HNL) | Honolulu | HI | Merle K (Mudhole) Smith to Honolulu International |
| Hana (HNM) | Hana | HI | Merle K (Mudhole) Smith to Hana |
| Haines (HNS) | Haines | AK | Merle K (Mudhole) Smith to Haines |
| Hobbs/Lea County Regional (HOB) | Hobbs | NM | Merle K (Mudhole) Smith to Hobbs/Lea County Regional |
| Homer (HOM) | Homer | AK | Merle K (Mudhole) Smith to Homer |
| Huron Regional (HON) | Huron | SD | Merle K (Mudhole) Smith to Huron Regional |
| Hampton Municipal (HPT) | Hampton | IA | Merle K (Mudhole) Smith to Hampton Municipal |
| Princeville Airport (HPV) | Hanalei | HI | Merle K (Mudhole) Smith to Princeville Airport |
| Bowerman (HQM) | Hoquiam | WA | Merle K (Mudhole) Smith to Bowerman |
| Henderson Executive (HSH) | Las Vegas | NV | Merle K (Mudhole) Smith to Henderson Executive |
| Hastings Municipal (HSI) | Hastings | NE | Merle K (Mudhole) Smith to Hastings Municipal |
| Hawthorne Industrial (HTH) | Hawthorne | NV | Merle K (Mudhole) Smith to Hawthorne Industrial |
| Humboldt Municipal (HUD) | Humboldt | IA | Merle K (Mudhole) Smith to Humboldt Municipal |
| Hutchinson Regional (HUT) | Hutchinson | KS | Merle K (Mudhole) Smith to Hutchinson Regional |
| Hanksville (HVE) | Hanksville | UT | Merle K (Mudhole) Smith to Hanksville |
| Hayward Executive (HWD) | Hayward | CA | Merle K (Mudhole) Smith to Hayward Executive |
| Sawyer County (HYR) | Hayward | WI | Merle K (Mudhole) Smith to Sawyer County |
| Hays Regional (HYS) | Hays | KS | Merle K (Mudhole) Smith to Hays Regional |
| Schenck Field (ICL) | Clarinda | IA | Merle K (Mudhole) Smith to Schenck Field |
| Cascade (ICS) | Cascade | ID | Merle K (Mudhole) Smith to Cascade |
| Wichita Eisenhower National (ICT) | Wichita | KS | Merle K (Mudhole) Smith to Wichita Eisenhower National |
| Idaho Falls Regional (IDA) | Idaho Falls | ID | Merle K (Mudhole) Smith to Idaho Falls Regional |
| Ida Grove Municipal (IDG) | Ida Grove | IA | Merle K (Mudhole) Smith to Ida Grove Municipal |
| Independence Municipal (IDP) | Independence | KS | Merle K (Mudhole) Smith to Independence Municipal |
| Iowa Falls Municipal (IFA) | Iowa Falls | IA | Merle K (Mudhole) Smith to Iowa Falls Municipal |
| Laughlin/Bullhead International (IFP) | Bullhead City | AZ | Merle K (Mudhole) Smith to Laughlin/Bullhead International |
| Kingman (IGM) | Kingman | AZ | Merle K (Mudhole) Smith to Kingman |
| Iliamna (ILI) | Iliamna | AK | Merle K (Mudhole) Smith to Iliamna |
| Willmar Municipal/John L Rice Field (ILL) | Willmar | MN | Merle K (Mudhole) Smith to Willmar Municipal/John L Rice Field |
| Imperial Municipal (IML) | Imperial | NE | Merle K (Mudhole) Smith to Imperial Municipal |
| Ford (IMT) | Iron Mountain | MI | Merle K (Mudhole) Smith to Ford |
| Winkler County (INK) | Wink | TX | Merle K (Mudhole) Smith to Winkler County |
| Falls Intl-Einarson Field (INL) | International Falls | MN | Merle K (Mudhole) Smith to Falls Intl-Einarson Field |
| Winslow-Lindbergh Regional (INW) | Winslow | AZ | Merle K (Mudhole) Smith to Winslow-Lindbergh Regional |
| Iowa City Municipal (IOW) | Iowa City | IA | Merle K (Mudhole) Smith to Iowa City Municipal |
| Imperial County (IPL) | Imperial | CA | Merle K (Mudhole) Smith to Imperial County |
| Kirksville Regional (IRK) | Kirksville | MO | Merle K (Mudhole) Smith to Kirksville Regional |
| Williston/Sloulin Field International (ISN) | Williston | ND | Merle K (Mudhole) Smith to Williston/Sloulin Field International |
| Schoolcraft County (ISQ) | Manistique | MI | Merle K (Mudhole) Smith to Schoolcraft County |
| Alexander Field South Wood County (ISW) | Wisconsin Rapids | WI | Merle K (Mudhole) Smith to Alexander Field South Wood County |
| Hilo International (ITO) | Hilo | HI | Merle K (Mudhole) Smith to Hilo International |
| Gogebic-Iron County (IWD) | Ironwood | MI | Merle K (Mudhole) Smith to Gogebic-Iron County |
| Inyokern (IYK) | Inyokern | CA | Merle K (Mudhole) Smith to Inyokern |
| Morden (JA3) | Morden | MB | Merle K (Mudhole) Smith to Morden |
| Jackson Hole (JAC) | Jackson | WY | Merle K (Mudhole) Smith to Jackson Hole |
| Steinbach (JB3) | Steinbach | MB | Merle K (Mudhole) Smith to Steinbach |
| Shaunavon (JC5) | Shaunavon | SK | Merle K (Mudhole) Smith to Shaunavon |
| New Century Aircenter (JCI) | Olathe | KS | Merle K (Mudhole) Smith to New Century Aircenter |
| Leader (JD5) | Leader | SK | Merle K (Mudhole) Smith to Leader |
| Grant County Regional/Ogilvie Field (JDA) | John Day | OR | Merle K (Mudhole) Smith to Grant County Regional/Ogilvie Field |
| Jordan (JDN) | Jordan | MT | Merle K (Mudhole) Smith to Jordan |
| Weyburn (JE3) | Weyburn | SK | Merle K (Mudhole) Smith to Weyburn |
| Altona Municipal (JL6) | Altona | MB | Merle K (Mudhole) Smith to Altona Municipal |
| Jamestown Regional (JMS) | Jamestown | ND | Merle K (Mudhole) Smith to Jamestown Regional |
| Juneau International (JNU) | Juneau | AK | Merle K (Mudhole) Smith to Juneau International |
| Carlyle (JQ3) | Carlyle | SK | Merle K (Mudhole) Smith to Carlyle |
| Maple Creek (JQ4) | Maple Creek | SK | Merle K (Mudhole) Smith to Maple Creek |
| Eston (JR4) | Eston | SK | Merle K (Mudhole) Smith to Eston |
| Souther Wisconsin Regional (JVL) | Janesville | WI | Merle K (Mudhole) Smith to Souther Wisconsin Regional |
| Russell (JW5) | Russell | MB | Merle K (Mudhole) Smith to Russell |
| Melfort (Miller Field) (JZ3) | Melfort | SK | Merle K (Mudhole) Smith to Melfort (Miller Field) |
| Unity (KE8) | Unity | SK | Merle K (Mudhole) Smith to Unity |
| Mesa Del Rey (KIC) | King City | CA | Merle K (Mudhole) Smith to Mesa Del Rey |
| Southwest Washington Regional (KLS) | Kelso | WA | Merle K (Mudhole) Smith to Southwest Washington Regional |
| Kanab Municipal (KNB) | Kanab | UT | Merle K (Mudhole) Smith to Kanab Municipal |
| Kona International at Keahole (KOA) | Kailua Kona | HI | Merle K (Mudhole) Smith to Kona International at Keahole |
| Jackpot/Hayden Field (KPT) | Jackpot | NV | Merle K (Mudhole) Smith to Jackpot/Hayden Field |
| Lucky Lake (KQ5) | Lucky Lake | SK | Merle K (Mudhole) Smith to Lucky Lake |
| Erickson Municipal (KQ6) | Erickson | MB | Merle K (Mudhole) Smith to Erickson Municipal |
| Ketchikan International (KTN) | Ketchikan | AK | Merle K (Mudhole) Smith to Ketchikan International |
| Lamar Municipal (LAA) | Lamar | CO | Merle K (Mudhole) Smith to Lamar Municipal |
| Los Alamos (LAM) | Los Alamos | NM | Merle K (Mudhole) Smith to Los Alamos |
| Laramie Regional (LAR) | Laramie | WY | Merle K (Mudhole) Smith to Laramie Regional |
| Las Vegas/McCarran International (LAS) | Las Vegas | NV | Merle K (Mudhole) Smith to Las Vegas/McCarran International |
| Los Angeles International (LAX) | Los Angeles | CA | Merle K (Mudhole) Smith to Los Angeles International |
| Lubbock Preston Smith International (LBB) | Lubbock | TX | Merle K (Mudhole) Smith to Lubbock Preston Smith International |
| North Platte Regional/Lee Bird Field (LBF) | North Platte | NE | Merle K (Mudhole) Smith to North Platte Regional/Lee Bird Field |
| Liberal Mid-America Regional (LBL) | Liberal | KS | Merle K (Mudhole) Smith to Liberal Mid-America Regional |
| Mason County (LDM) | Ludington | MI | Merle K (Mudhole) Smith to Mason County |
| Lemmon Municipal (LEM) | Lemmon | SD | Merle K (Mudhole) Smith to Lemmon Municipal |
| Long Beach/Daugherty Field (LGB) | Long Beach | CA | Merle K (Mudhole) Smith to Long Beach/Daugherty Field |
| La Grande/Union County (LGD) | La Grande | OR | Merle K (Mudhole) Smith to La Grande/Union County |
| Logan-Cache (LGU) | Logan | UT | Merle K (Mudhole) Smith to Logan-Cache |
| Limon Municipal (LIC) | Limon | CO | Merle K (Mudhole) Smith to Limon Municipal |
| Lihue (LIH) | Lihue | HI | Merle K (Mudhole) Smith to Lihue |
| Lake County (LKV) | Lakeview | OR | Merle K (Mudhole) Smith to Lake County |
| Crater Lake-Klamath Regional (LMT) | Klamath Falls | OR | Merle K (Mudhole) Smith to Crater Lake-Klamath Regional |
| Hunt Field (LND) | Lander | WY | Merle K (Mudhole) Smith to Hunt Field |
| Lincoln Municipal (LNK) | Lincoln | NE | Merle K (Mudhole) Smith to Lincoln Municipal |
| Tri-County Regional (LNR) | Lone Rock | WI | Merle K (Mudhole) Smith to Tri-County Regional |
| Lanai (LNY) | Lanai City | HI | Merle K (Mudhole) Smith to Lanai |
| Derby Field (LOL) | Lovelock | NV | Merle K (Mudhole) Smith to Derby Field |
| Lompoc (LPC) | Lompoc | CA | Merle K (Mudhole) Smith to Lompoc |
| Lopez Island Airport (LPS) | Lopez | WA | Merle K (Mudhole) Smith to Lopez Island Airport |
| Le Mars Municipal (LRJ) | Le Mars | IA | Merle K (Mudhole) Smith to Le Mars Municipal |
| Las Cruces International (LRU) | Las Cruces | NM | Merle K (Mudhole) Smith to Las Cruces International |
| Lordsburg Municipal (LSB) | Lordsburg | NM | Merle K (Mudhole) Smith to Lordsburg Municipal |
| La Crosse Regional (LSE) | La Crosse | WI | Merle K (Mudhole) Smith to La Crosse Regional |
| Lusk Municipal (LSK) | Lusk | WY | Merle K (Mudhole) Smith to Lusk Municipal |
| Los Banos Municipal (LSN) | Los Banos | CA | Merle K (Mudhole) Smith to Los Banos Municipal |
| Kalaupapa Airport (LUP) | Kalaupapa | HI | Merle K (Mudhole) Smith to Kalaupapa Airport |
| Livermore Municipal (LVK) | Livermore | CA | Merle K (Mudhole) Smith to Livermore Municipal |
| Mission Field (LVM) | Livingston | MT | Merle K (Mudhole) Smith to Mission Field |
| Las Vegas Municipal (LVS) | Las Vegas | NM | Merle K (Mudhole) Smith to Las Vegas Municipal |
| Lawrence Municipal (LWC) | Lawrence | KS | Merle K (Mudhole) Smith to Lawrence Municipal |
| Wells Municipal/Harriet Field (LWL) | Wells | NV | Merle K (Mudhole) Smith to Wells Municipal/Harriet Field |
| Lewiston-Nez Perce County (LWS) | Lewiston | ID | Merle K (Mudhole) Smith to Lewiston-Nez Perce County |
| Lewistown Municipal (LWT) | Lewistown | MT | Merle K (Mudhole) Smith to Lewistown Municipal |
| Jim Kelly Field (LXN) | Lexington | NE | Merle K (Mudhole) Smith to Jim Kelly Field |
| Lake County (LXV) | Leadville | CO | Merle K (Mudhole) Smith to Lake County |
| Lyons-Rice County Muni (LYO) | Lyons | KS | Merle K (Mudhole) Smith to Lyons-Rice County Muni |
| Ely Municipal (LYU) | Ely | MN | Merle K (Mudhole) Smith to Ely Municipal |
| Quentin Aanenson Field (LYV) | Luverne | MN | Merle K (Mudhole) Smith to Quentin Aanenson Field |
| Madera Municipal (MAE) | Madera | CA | Merle K (Mudhole) Smith to Madera Municipal |
| Mobridge Municipal (MBG) | Mobridge | SD | Merle K (Mudhole) Smith to Mobridge Municipal |
| Manistee County-Blacker (MBL) | Manistee | MI | Merle K (Mudhole) Smith to Manistee County-Blacker |
| Omar N Bradley (MBY) | Moberly | MO | Merle K (Mudhole) Smith to Omar N Bradley |
| Mc Clellan (MCC) | Sacramento | CA | Merle K (Mudhole) Smith to Mc Clellan |
| Mackinac Island (MCD) | Mackinac Island | MI | Merle K (Mudhole) Smith to Mackinac Island |
| Merced Regional/ Macready Field (MCE) | Merced | CA | Merle K (Mudhole) Smith to Merced Regional/ Macready Field |
| Mc Grath (MCG) | Mcgrath | AK | Merle K (Mudhole) Smith to Mc Grath |
| Kansas City International (MCI) | Kansas City | MO | Merle K (Mudhole) Smith to Kansas City International |
| Mccook Ben Nelson Regional (MCK) | Mc Cook | NE | Merle K (Mudhole) Smith to Mccook Ben Nelson Regional |
| Mason City Municipal (MCW) | Mason City | IA | Merle K (Mudhole) Smith to Mason City Municipal |
| Taylor County (MDF) | Medford | WI | Merle K (Mudhole) Smith to Taylor County |
| Madras Municipal (MDJ) | Madras | OR | Merle K (Mudhole) Smith to Madras Municipal |
| Castle (MER) | Merced | CA | Merle K (Mudhole) Smith to Castle |
| Minden-Tahoe (MEV) | Minden | NV | Merle K (Mudhole) Smith to Minden-Tahoe |
| Mesquite (MFH) | Mesquite | NV | Merle K (Mudhole) Smith to Mesquite |
| Marshfield Municipal (MFI) | Marshfield | WI | Merle K (Mudhole) Smith to Marshfield Municipal |
| Medford/Rogue Valley International (MFR) | Medford | OR | Merle K (Mudhole) Smith to Medford/Rogue Valley International |
| Mitchell Municipal (MHE) | Mitchell | SD | Merle K (Mudhole) Smith to Mitchell Municipal |
| Manhattan Regional (MHK) | Manhattan | KS | Merle K (Mudhole) Smith to Manhattan Regional |
| Marshall Memorial Municipal (MHL) | Marshall | MO | Merle K (Mudhole) Smith to Marshall Memorial Municipal |
| Sacramento Mather (MHR) | Sacramento | CA | Merle K (Mudhole) Smith to Sacramento Mather |
| Mojave Air And Space Port (MHV) | Mojave | CA | Merle K (Mudhole) Smith to Mojave Air And Space Port |
| Crystal (MIC) | Minneapolis | MN | Merle K (Mudhole) Smith to Crystal |
| Omaha Millard (MIQ) | Omaha | NE | Merle K (Mudhole) Smith to Omaha Millard |
| Shafter-Minter Field (MIT) | Shafter | CA | Merle K (Mudhole) Smith to Shafter-Minter Field |
| Marshalltown Municipal (MIW) | Marshalltown | IA | Merle K (Mudhole) Smith to Marshalltown Municipal |
| Jackson Municipal (MJQ) | Jackson | MN | Merle K (Mudhole) Smith to Jackson Municipal |
| Charles B Wheeler Downtown (MKC) | Kansas City | MO | Merle K (Mudhole) Smith to Charles B Wheeler Downtown |
| Milwaukee Mitchell International (MKE) | Milwaukee | WI | Merle K (Mudhole) Smith to Milwaukee Mitchell International |
| Molokai (MKK) | Kaunakakai | HI | Merle K (Mudhole) Smith to Molokai |
| Mankato Regional (MKT) | Mankato | MN | Merle K (Mudhole) Smith to Mankato Regional |
| Malad City (MLD) | Malad City | ID | Merle K (Mudhole) Smith to Malad City |
| Milford Municipal/Ben And Judy Briscoe Field (MLF) | Milford | UT | Merle K (Mudhole) Smith to Milford Municipal/Ben And Judy Briscoe Field |
| Quad City International (MLI) | Moline | IL | Merle K (Mudhole) Smith to Quad City International |
| Malta (MLK) | Malta | MT | Merle K (Mudhole) Smith to Malta |
| Frank Wiley Field (MLS) | Miles City | MT | Merle K (Mudhole) Smith to Frank Wiley Field |
| Mammoth Yosemite (MMH) | Mammoth Lakes | CA | Merle K (Mudhole) Smith to Mammoth Yosemite |
| Southwest Minnesota Regional Marshall/Ryan Field (MML) | Marshall | MN | Merle K (Mudhole) Smith to Southwest Minnesota Regional Marshall/Ryan Field |
| Menominee-Marinette Twin County (MNM) | Menominee | MI | Merle K (Mudhole) Smith to Menominee-Marinette Twin County |
| Modesto City-County/Harry Sham Field (MOD) | Modesto | CA | Merle K (Mudhole) Smith to Modesto City-County/Harry Sham Field |
| Minot International (MOT) | Minot | ND | Merle K (Mudhole) Smith to Minot International |
| Morris Municipal/Charlie Schmidt Field (MOX) | Morris | MN | Merle K (Mudhole) Smith to Morris Municipal/Charlie Schmidt Field |
| Mcpherson (MPR) | McPherson | KS | Merle K (Mudhole) Smith to Mcpherson |
| Mount Pleasant Municipal (MPZ) | Mount Pleasant | IA | Merle K (Mudhole) Smith to Mount Pleasant Municipal |
| Macomb Municipal (MQB) | Macomb | IL | Merle K (Mudhole) Smith to Macomb Municipal |
| Sawyer International (MQT) | Marquette | MI | Merle K (Mudhole) Smith to Sawyer International |
| Merrill Field (MRI) | Anchorage | AK | Merle K (Mudhole) Smith to Merrill Field |
| Monterey Regional (MRY) | Monterey | CA | Merle K (Mudhole) Smith to Monterey Regional |
| Falcon Field (MSC) | Mesa | AZ | Merle K (Mudhole) Smith to Falcon Field |
| Mount Pleasant (MSD) | Mount Pleasant | UT | Merle K (Mudhole) Smith to Mount Pleasant |
| Truax Field/Dane County Regional (MSN) | Madison | WI | Merle K (Mudhole) Smith to Truax Field/Dane County Regional |
| Missoula International (MSO) | Missoula | MT | Merle K (Mudhole) Smith to Missoula International |
| Minneapolis St Paul International/Wold-Chamberlain (MSP) | Minneapolis | MN | Merle K (Mudhole) Smith to Minneapolis St Paul International/Wold-Chamberlain |
| Montrose Regional (MTJ) | Montrose | CO | Merle K (Mudhole) Smith to Montrose Regional |
| Manitowoc County (MTW) | Manitowoc | WI | Merle K (Mudhole) Smith to Manitowoc County |
| Waimea/Kohala (MUE) | Kamuela | HI | Merle K (Mudhole) Smith to Waimea/Kohala |
| Muscatine Municipal (MUT) | Muscatine | IA | Merle K (Mudhole) Smith to Muscatine Municipal |
| Montevideo-Chippewa County (MVE) | Montevideo | MN | Merle K (Mudhole) Smith to Montevideo-Chippewa County |
| Kayenta (MVM) | Kayenta | AZ | Merle K (Mudhole) Smith to Kayenta |
| Skagit Regional (MVW) | Burlington | WA | Merle K (Mudhole) Smith to Skagit Regional |
| Lawrence J Timmerman (MWC) | Milwaukee | WI | Merle K (Mudhole) Smith to Lawrence J Timmerman |
| Grant County International (MWH) | Moses Lake | WA | Merle K (Mudhole) Smith to Grant County International |
| Windom Municipal (MWM) | Windom | MN | Merle K (Mudhole) Smith to Windom Municipal |
| Monticello Regional (MXO) | Monticello | IA | Merle K (Mudhole) Smith to Monticello Regional |
| Montgomery-Gibbs Executive (MYF) | San Diego | CA | Merle K (Mudhole) Smith to Montgomery-Gibbs Executive |
| Marble Canyon (MYH) | Marble Canyon | AZ | Merle K (Mudhole) Smith to Marble Canyon |
| Mccall Municipal (MYL) | Mc Call | ID | Merle K (Mudhole) Smith to Mccall Municipal |
| Yuba County (MYV) | Marysville | CA | Merle K (Mudhole) Smith to Yuba County |
| Pinal Airpark (MZJ) | Marana | AZ | Merle K (Mudhole) Smith to Pinal Airpark |
| Gnoss Field (NOT) | Novato | CA | Merle K (Mudhole) Smith to Gnoss Field |
| Nephi Munivipal (NPH) | Nephi | UT | Merle K (Mudhole) Smith to Nephi Munivipal |
| Slayton Municipal (NSL) | Slayton | MN | Merle K (Mudhole) Smith to Slayton Municipal |
| Manti-Ephraim (NTJ) | Manti | UT | Merle K (Mudhole) Smith to Manti-Ephraim |
| Nervino (NVN) | Beckwourth | CA | Merle K (Mudhole) Smith to Nervino |
| Metropolitan Oakland International (OAK) | Oakland | CA | Merle K (Mudhole) Smith to Metropolitan Oakland International |
| Marina Municipal (OAR) | Marina | CA | Merle K (Mudhole) Smith to Marina Municipal |
| Oceanside Municipal Airport (OCN) | Oceanside | CA | Merle K (Mudhole) Smith to Oceanside Municipal Airport |
| Oakdale (ODC) | Oakdale | CA | Merle K (Mudhole) Smith to Oakdale |
| Aj Eisenberg (ODW) | Oak Harbor | WA | Merle K (Mudhole) Smith to Aj Eisenberg |
| L O Simenstad Municipal (OEO) | Osceola | WI | Merle K (Mudhole) Smith to L O Simenstad Municipal |
| Norfolk Regional/Karl Stefan Memorial Field (OFK) | Norfolk | NE | Merle K (Mudhole) Smith to Norfolk Regional/Karl Stefan Memorial Field |
| Searle Field (OGA) | Ogallala | NE | Merle K (Mudhole) Smith to Searle Field |
| Ogden/Hinckley (OGD) | Ogden | UT | Merle K (Mudhole) Smith to Ogden/Hinckley |
| Kahului (OGG) | Kahului | HI | Merle K (Mudhole) Smith to Kahului |
| Johnson County Executive (OJC) | Olathe | KS | Merle K (Mudhole) Smith to Johnson County Executive |
| Garden County (OKS) | Oshkosh | NE | Merle K (Mudhole) Smith to Garden County |
| L M Clayton (OLF) | Wolf Point | MT | Merle K (Mudhole) Smith to L M Clayton |
| Olympia Regional (OLM) | Olympia | WA | Merle K (Mudhole) Smith to Olympia Regional |
| Nogales International (OLS) | Nogales | AZ | Merle K (Mudhole) Smith to Nogales International |
| Columbus Municipal (OLU) | Columbus | NE | Merle K (Mudhole) Smith to Columbus Municipal |
| Eppley Airfield (OMA) | Omaha | NE | Merle K (Mudhole) Smith to Eppley Airfield |
| Nome (OME) | Nome | AK | Merle K (Mudhole) Smith to Nome |
| Omak (OMK) | Omak | WA | Merle K (Mudhole) Smith to Omak |
| Winona Municipal-Max Conrad Field (ONA) | Winona | MN | Merle K (Mudhole) Smith to Winona Municipal-Max Conrad Field |
| The O'neill Municipal-John L Baker Field (ONL) | O'neill | NE | Merle K (Mudhole) Smith to The O'neill Municipal-John L Baker Field |
| Socorro Municipal (ONM) | Socorro | NM | Merle K (Mudhole) Smith to Socorro Municipal |
| Ontario Municipal (ONO) | Ontario | OR | Merle K (Mudhole) Smith to Ontario Municipal |
| Newport Municipal (ONP) | Newport | OR | Merle K (Mudhole) Smith to Newport Municipal |
| Ontario International (ONT) | Ontario | CA | Merle K (Mudhole) Smith to Ontario International |
| Oskaloosa Municipal (OOA) | Oskaloosa | IA | Merle K (Mudhole) Smith to Oskaloosa Municipal |
| Wittman Regional (OSH) | Oshkosh | WI | Merle K (Mudhole) Smith to Wittman Regional |
| Worthington Municipal (OTG) | Worthington | MN | Merle K (Mudhole) Smith to Worthington Municipal |
| Southwest Oregon Regional (OTH) | North Bend | OR | Merle K (Mudhole) Smith to Southwest Oregon Regional |
| Tillamook (OTK) | Tillamook | OR | Merle K (Mudhole) Smith to Tillamook |
| Ottumwa Regional (OTM) | Ottumwa | IA | Merle K (Mudhole) Smith to Ottumwa Regional |
| Anacortes (OTS) | Anacortes | WA | Merle K (Mudhole) Smith to Anacortes |
| Ralph Wien Memorial (OTZ) | Kotzebue | AK | Merle K (Mudhole) Smith to Ralph Wien Memorial |
| Oroville Municipal (OVE) | Oroville | CA | Merle K (Mudhole) Smith to Oroville Municipal |
| Owatonna Degner Regional (OWA) | Owatonna | MN | Merle K (Mudhole) Smith to Owatonna Degner Regional |
| Oxnard (OXR) | Oxnard | CA | Merle K (Mudhole) Smith to Oxnard |
| Snohomish County/Paine Field (PAE) | Everett | WA | Merle K (Mudhole) Smith to Snohomish County/Paine Field |
| Palo Alto (PAO) | Palo Alto | CA | Merle K (Mudhole) Smith to Palo Alto |
| Palmer Buddy Woods Municipal (PAQ) | Palmer | AK | Merle K (Mudhole) Smith to Palmer Buddy Woods Municipal |
| Prairie Du Chien Municipal (PCD) | Prairie Duchien | WI | Merle K (Mudhole) Smith to Prairie Du Chien Municipal |
| Eastern Oregon Regional Pendleton (PDT) | Pendleton | OR | Merle K (Mudhole) Smith to Eastern Oregon Regional Pendleton |
| Portland International (PDX) | Portland | OR | Merle K (Mudhole) Smith to Portland International |
| Pecos Municipal (PEQ) | Pecos | TX | Merle K (Mudhole) Smith to Pecos Municipal |
| Page Municipal (PGA) | Page | AZ | Merle K (Mudhole) Smith to Page Municipal |
| Pagosa Springs/Stevens Field (PGO) | Pagosa Springs | CO | Merle K (Mudhole) Smith to Pagosa Springs/Stevens Field |
| Philip Municipal (PHP) | Philip | SD | Merle K (Mudhole) Smith to Philip Municipal |
| Phoenix Sky Harbor International (PHX) | Phoenix | AZ | Merle K (Mudhole) Smith to Phoenix Sky Harbor International |
| Pocatello Regional (PIH) | Pocatello | ID | Merle K (Mudhole) Smith to Pocatello Regional |
| Pierre Regional (PIR) | Pierre | SD | Merle K (Mudhole) Smith to Pierre Regional |
| Payson Municipal (PJB) | Payson | AZ | Merle K (Mudhole) Smith to Payson Municipal |
| Park Rapids Municipal-Konshok Field (PKD) | Park Rapids | MN | Merle K (Mudhole) Smith to Park Rapids Municipal-Konshok Field |
| Park Falls Municipal (PKF) | Park Falls | WI | Merle K (Mudhole) Smith to Park Falls Municipal |
| Pellston Regional of Emmet County (PLN) | Pellston | MI | Merle K (Mudhole) Smith to Pellston Regional of Emmet County |
| Pembina Municipal (PMB) | Pembina | ND | Merle K (Mudhole) Smith to Pembina Municipal |
| Palmdale Regional/Usaf Plant 42 (PMD) | Palmdale | CA | Merle K (Mudhole) Smith to Palmdale Regional/Usaf Plant 42 |
| Ponca City Regional (PNC) | Ponca City | OK | Merle K (Mudhole) Smith to Ponca City Regional |
| Panguitch Municipal (PNU) | Panguitch | UT | Merle K (Mudhole) Smith to Panguitch Municipal |
| Brackett Field (POC) | La Verne | CA | Merle K (Mudhole) Smith to Brackett Field |
| Pocahontas Municipal (POH) | Pocahontas | IA | Merle K (Mudhole) Smith to Pocahontas Municipal |
| Powell Municipal (POY) | Powell | WY | Merle K (Mudhole) Smith to Powell Municipal |
| Perry Lefors Field (PPA) | Pampa | TX | Merle K (Mudhole) Smith to Perry Lefors Field |
| Parsons/Tri-City (PPF) | Parsons | KS | Merle K (Mudhole) Smith to Parsons/Tri-City |
| Paso Robles Municipal (PRB) | Paso Robles | CA | Merle K (Mudhole) Smith to Paso Robles Municipal |
| Ernest A. Love Field (PRC) | Prescott | AZ | Merle K (Mudhole) Smith to Ernest A. Love Field |
| Perry Municipal (PRO) | Perry | IA | Merle K (Mudhole) Smith to Perry Municipal |
| Prentice Municipal (PRW) | Prentice | WI | Merle K (Mudhole) Smith to Prentice Municipal |
| Prineville (PRZ) | Prineville | OR | Merle K (Mudhole) Smith to Prineville |
| Tri-Cities (PSC) | Pasco | WA | Merle K (Mudhole) Smith to Tri-Cities |
| Petersburg James A Johnson (PSG) | Petersburg | AK | Merle K (Mudhole) Smith to Petersburg James A Johnson |
| Palm Springs International (PSP) | Palm Springs | CA | Merle K (Mudhole) Smith to Palm Springs International |
| Pratt Regional (PTT) | Pratt | KS | Merle K (Mudhole) Smith to Pratt Regional |
| Porterville Municipal (PTV) | Porterville | CA | Merle K (Mudhole) Smith to Porterville Municipal |
| Pueblo Memorial (PUB) | Pueblo | CO | Merle K (Mudhole) Smith to Pueblo Memorial |
| Carbon County Regional/Buck Davis Field (PUC) | Price | UT | Merle K (Mudhole) Smith to Carbon County Regional/Buck Davis Field |
| Pullman/Moscow Regional (PUW) | Pullman | WA | Merle K (Mudhole) Smith to Pullman/Moscow Regional |
| Placerville (PVF) | Placerville | CA | Merle K (Mudhole) Smith to Placerville |
| Provo Municipal (PVU) | Provo | UT | Merle K (Mudhole) Smith to Provo Municipal |
| Hale County (PVW) | Plainview | TX | Merle K (Mudhole) Smith to Hale County |
| Wiley Post (PWA) | Oklahoma City | OK | Merle K (Mudhole) Smith to Wiley Post |
| Sher-Wood (PWD) | Plentywood | MT | Merle K (Mudhole) Smith to Sher-Wood |
| Bremerton National (PWT) | Bremerton | WA | Merle K (Mudhole) Smith to Bremerton National |
| Polacca (PXL) | Polacca | AZ | Merle K (Mudhole) Smith to Polacca |
| Batten International (RAC) | Racine | WI | Merle K (Mudhole) Smith to Batten International |
| Riverside Municipal (RAL) | Riverside | CA | Merle K (Mudhole) Smith to Riverside Municipal |
| Rapid City Regional (RAP) | Rapid City | SD | Merle K (Mudhole) Smith to Rapid City Regional |
| Big Bear City (RBF) | Big Bear City | CA | Merle K (Mudhole) Smith to Big Bear City |
| Roseburg Regional (RBG) | Roseburg | OR | Merle K (Mudhole) Smith to Roseburg Regional |
| French Valley (RBK) | Murrieta/Temecula | CA | Merle K (Mudhole) Smith to French Valley |
| Red Bluff Municipal (RBL) | Red Bluff | CA | Merle K (Mudhole) Smith to Red Bluff Municipal |
| Rooks County Regional (RCP) | Stockton | KS | Merle K (Mudhole) Smith to Rooks County Regional |
| Nartron Field (RCT) | Reed City | MI | Merle K (Mudhole) Smith to Nartron Field |
| Redding Municipal (RDD) | Redding | CA | Merle K (Mudhole) Smith to Redding Municipal |
| Roberts Field (RDM) | Redmond | OR | Merle K (Mudhole) Smith to Roberts Field |
| Chicago/Rockford International (RFD) | Rockford | IL | Merle K (Mudhole) Smith to Chicago/Rockford International |
| Rhinelander Oneida County (RHI) | Rhinelander | WI | Merle K (Mudhole) Smith to Rhinelander Oneida County |
| Reid-Hillview of Santa Clara County (RHV) | San Jose | CA | Merle K (Mudhole) Smith to Reid-Hillview of Santa Clara County |
| Rice Lake Regional - Carl's Field (RIE) | Rice Lake | WI | Merle K (Mudhole) Smith to Rice Lake Regional - Carl's Field |
| Richfield Municipal (RIF) | Richfield | UT | Merle K (Mudhole) Smith to Richfield Municipal |
| Garfield County Regional (RIL) | Rifle | CO | Merle K (Mudhole) Smith to Garfield County Regional |
| Flabob (RIR) | Riverside/Rubidoux | CA | Merle K (Mudhole) Smith to Flabob |
| March Arb (RIV) | Riverside | CA | Merle K (Mudhole) Smith to March Arb |
| Riverton Regional (RIW) | Riverton | WY | Merle K (Mudhole) Smith to Riverton Regional |
| Montague-Yreka Rohrer Field (RKC) | Montague | CA | Merle K (Mudhole) Smith to Montague-Yreka Rohrer Field |
| Southwest Wyoming Regional (RKS) | Rock Springs | WY | Merle K (Mudhole) Smith to Southwest Wyoming Regional |
| Kirby Lake (RL4) | Kirby Lake | AB | Merle K (Mudhole) Smith to Kirby Lake |
| Richland (RLD) | Richland | WA | Merle K (Mudhole) Smith to Richland |
| Mariposa-Yosemite (RMY) | Mariposa | CA | Merle K (Mudhole) Smith to Mariposa-Yosemite |
| Rangely (RNG) | Rangely | CO | Merle K (Mudhole) Smith to Rangely |
| New Richmond Regional (RNH) | New Richmond | WI | Merle K (Mudhole) Smith to New Richmond Regional |
| Reno-Tahoe International (RNO) | Reno | NV | Merle K (Mudhole) Smith to Reno-Tahoe International |
| Renton Municipal (RNT) | Renton | WA | Merle K (Mudhole) Smith to Renton Municipal |
| Roosevelt Municipal (ROL) | Roosevelt | UT | Merle K (Mudhole) Smith to Roosevelt Municipal |
| Roswell International Air Center (ROW) | Roswell | NM | Merle K (Mudhole) Smith to Roswell International Air Center |
| Roseau Municipal/Rudy Billberg Field (ROX) | Roseau | MN | Merle K (Mudhole) Smith to Roseau Municipal/Rudy Billberg Field |
| Roundup (RPX) | Roundup | MT | Merle K (Mudhole) Smith to Roundup |
| Merrill Municipal (RRL) | Merrill | WI | Merle K (Mudhole) Smith to Merrill Municipal |
| Warroad International Memorial (RRT) | Warroad | MN | Merle K (Mudhole) Smith to Warroad International Memorial |
| Russell Municipal (RSL) | Russell | KS | Merle K (Mudhole) Smith to Russell Municipal |
| Rochester International (RST) | Rochester | MN | Merle K (Mudhole) Smith to Rochester International |
| Spirit Lake Municipal (RTL) | Spirit Lake | IA | Merle K (Mudhole) Smith to Spirit Lake Municipal |
| Raton Municipal/Crews Field (RTN) | Raton | NM | Merle K (Mudhole) Smith to Raton Municipal/Crews Field |
| Sierra Blanca Regional (RUI) | Ruidoso | NM | Merle K (Mudhole) Smith to Sierra Blanca Regional |
| Green River Municipal (RVR) | Green River | UT | Merle K (Mudhole) Smith to Green River Municipal |
| Redwood Falls Municipal (RWF) | Redwood Falls | MN | Merle K (Mudhole) Smith to Redwood Falls Municipal |
| Rawlins Municipal/Harvey Field (RWL) | Rawlins | WY | Merle K (Mudhole) Smith to Rawlins Municipal/Harvey Field |
| Rexburg-Madison County (RXE) | Rexburg | ID | Merle K (Mudhole) Smith to Rexburg-Madison County |
| Shively Field (SAA) | Saratoga | WY | Merle K (Mudhole) Smith to Shively Field |
| Sacramento Executive (SAC) | Sacramento | CA | Merle K (Mudhole) Smith to Sacramento Executive |
| Safford Regional (SAD) | Safford | AZ | Merle K (Mudhole) Smith to Safford Regional |
| Santa Fe Municipal (SAF) | Santa Fe | NM | Merle K (Mudhole) Smith to Santa Fe Municipal |
| San Diego International/Lindbergh Field (SAN) | San Diego | CA | Merle K (Mudhole) Smith to San Diego International/Lindbergh Field |
| Santa Barbara Municipal (SBA) | Santa Barbara | CA | Merle K (Mudhole) Smith to Santa Barbara Municipal |
| San Bernardino International (SBD) | San Bernardino | CA | Merle K (Mudhole) Smith to San Bernardino International |
| Sheboygan County Memorial (SBM) | Sheboygan | WI | Merle K (Mudhole) Smith to Sheboygan County Memorial |
| Salina-Gunnison (SBO) | Salina | UT | Merle K (Mudhole) Smith to Salina-Gunnison |
| San Luis County Regional (SBP) | San Luis Obispo | CA | Merle K (Mudhole) Smith to San Luis County Regional |
| Steamboat Springs/Bob Adams Field (SBS) | Steamboat Springs | CO | Merle K (Mudhole) Smith to Steamboat Springs/Bob Adams Field |
| Shelby (SBX) | Shelby | MT | Merle K (Mudhole) Smith to Shelby |
| Scribner State (SCB) | Scribner | NE | Merle K (Mudhole) Smith to Scribner State |
| Deadhorse (Prudhoe Bay) (SCC) | Deadhorse | AK | Merle K (Mudhole) Smith to Deadhorse (Prudhoe Bay) |
| Scottsdale (SCF) | Scottsdale | AZ | Merle K (Mudhole) Smith to Scottsdale |
| Stockton Metropolitan (SCK) | Stockton | CA | Merle K (Mudhole) Smith to Stockton Metropolitan |
| Brown Field Municipal (SDM) | San Diego | CA | Merle K (Mudhole) Smith to Brown Field Municipal |
| Sand Point (SDP) | Sand Point | AK | Merle K (Mudhole) Smith to Sand Point |
| Sedona (SDX) | Sedona | AZ | Merle K (Mudhole) Smith to Sedona |
| Sidney-Richland Regional (SDY) | Sidney | MT | Merle K (Mudhole) Smith to Sidney-Richland Regional |
| Seattle Tacoma International (SEA) | Seattle | WA | Merle K (Mudhole) Smith to Seattle Tacoma International |
| Gillespie Field (SEE) | San Diego/El Cajon | CA | Merle K (Mudhole) Smith to Gillespie Field |
| Felts Field (SFF) | Spokane | WA |
