| Aberdeen Regional (ABR) | Aberdeen | SD | Imperial Municipal to Aberdeen Regional |
| Arapahoe Municipal (AHF) | Arapahoe | NE | Imperial Municipal to Arapahoe Municipal |
| Alliance Municipal (AIA) | Alliance | NE | Imperial Municipal to Alliance Municipal |
| Atlantic Municipal (AIO) | Atlantic | IA | Imperial Municipal to Atlantic Municipal |
| Colorado Plains Regional (AKO) | Akron | CO | Imperial Municipal to Colorado Plains Regional |
| San Luis Valley Regional/Bergman Field (ALS) | Alamosa | CO | Imperial Municipal to San Luis Valley Regional/Bergman Field |
| Rick Husband Amarillo International (AMA) | Amarillo | TX | Imperial Municipal to Rick Husband Amarillo International |
| Ainsworth Regional (ANW) | Ainsworth | NE | Imperial Municipal to Ainsworth Regional |
| Anthony Municipal (ANY) | Anthony | KS | Imperial Municipal to Anthony Municipal |
| Centennial (APA) | Denver | CO | Imperial Municipal to Centennial |
| Aspen-Pitkin County/Sardy Field (ASE) | Aspen | CO | Imperial Municipal to Aspen-Pitkin County/Sardy Field |
| Ashley Municipal (ASY) | Ashley | ND | Imperial Municipal to Ashley Municipal |
| Watertown Regional (ATY) | Watertown | SD | Imperial Municipal to Watertown Regional |
| Angel Fire (Colfax County) (AXX) | Angel Fire | NM | Imperial Municipal to Angel Fire (Colfax County) |
| Broken Bow Municipal/Keith Glaze Field (BBW) | Broken Bow | NE | Imperial Municipal to Broken Bow Municipal/Keith Glaze Field |
| Beech Factory (BEC) | Wichita | KS | Imperial Municipal to Beech Factory |
| Western Nebraska Regional/William B Heilig Field (BFF) | Scottsbluff | NE | Imperial Municipal to Western Nebraska Regional/William B Heilig Field |
| Hutchinson County (BGD) | Borger | TX | Imperial Municipal to Hutchinson County |
| Beatrice Municipal (BIE) | Beatrice | NE | Imperial Municipal to Beatrice Municipal |
| Rocky Mountain Metropolitan/Jeffco (BJC) | Denver | CO | Imperial Municipal to Rocky Mountain Metropolitan/Jeffco |
| Brookings Regional (BKX) | Brookings | SD | Imperial Municipal to Brookings Regional |
| Cram Field (BUB) | Burwell | NE | Imperial Municipal to Cram Field |
| Bartlesville Municipal (BVO) | Bartlesville | OK | Imperial Municipal to Bartlesville Municipal |
| Johnson County (BYG) | Buffalo | WY | Imperial Municipal to Johnson County |
| Clayton Municipal Airpark (CAO) | Clayton | NM | Imperial Municipal to Clayton Municipal Airpark |
| Council Bluffs Municipal (CBF) | Council Bluffs | IA | Imperial Municipal to Council Bluffs Municipal |
| Shalz Field (CBK) | Colby | KS | Imperial Municipal to Shalz Field |
| Chadron Municipal (CDR) | Chadron | NE | Imperial Municipal to Chadron Municipal |
| Cessna Aircraft Field (CEA) | Wichita | KS | Imperial Municipal to Cessna Aircraft Field |
| Coffeyville Municipal (CFV) | Coffeyville | KS | Imperial Municipal to Coffeyville Municipal |
| Craig-Moffat (CIG) | Craig | CO | Imperial Municipal to Craig-Moffat |
| Arthur N Neu (CIN) | Carroll | IA | Imperial Municipal to Arthur N Neu |
| Clinton Regional (CLK) | Clinton | OK | Imperial Municipal to Clinton Regional |
| Fremont County (CNE) | Canon City | CO | Imperial Municipal to Fremont County |
| Blosser Municipal (CNK) | Concordia | KS | Imperial Municipal to Blosser Municipal |
| Chanute Martin Johnson (CNU) | Chanute | KS | Imperial Municipal to Chanute Martin Johnson |
| City of Colorado Springs Municipal (COS) | Colorado Springs | CO | Imperial Municipal to City of Colorado Springs Municipal |
| Casper/Natrona County International (CPR) | Casper | WY | Imperial Municipal to Casper/Natrona County International |
| Clinton-Sherman (CSM) | Clinton | OK | Imperial Municipal to Clinton-Sherman |
| Creston Municipal (CSQ) | Creston | IA | Imperial Municipal to Creston Municipal |
| Canton Municipal (CTK) | Canton | SD | Imperial Municipal to Canton Municipal |
| Cheyenne Regional/Jerry Olson Field (CYS) | Cheyenne | WY | Imperial Municipal to Cheyenne Regional/Jerry Olson Field |
| Dodge City Regional (DDC) | Dodge City | KS | Imperial Municipal to Dodge City Regional |
| Denver International (DEN) | Denver | CO | Imperial Municipal to Denver International |
| Converse County (DGW) | Douglas | WY | Imperial Municipal to Converse County |
| Dalhart Municipal (DHT) | Dalhart | TX | Imperial Municipal to Dalhart Municipal |
| Denison Municipal (DNS) | Denison | IA | Imperial Municipal to Denison Municipal |
| Durango/La Plata County (DRO) | Durango | CO | Imperial Municipal to Durango/La Plata County |
| Phifer Airfield (EAN) | Wheatland | WY | Imperial Municipal to Phifer Airfield |
| Kearney Regional (EAR) | Kearney | NE | Imperial Municipal to Kearney Regional |
| Mondell Field (ECS) | Newcastle | WY | Imperial Municipal to Mondell Field |
| El Dorado/Captain Jack Thomas Memorial (EDK) | El Dorado | KS | Imperial Municipal to El Dorado/Captain Jack Thomas Memorial |
| Jefferson Municipal (EFW) | Jefferson | IA | Imperial Municipal to Jefferson Municipal |
| Eagle County Regional (EGE) | Eagle | CO | Imperial Municipal to Eagle County Regional |
| Elk City Regional Business (ELK) | Elk City | OK | Imperial Municipal to Elk City Regional Business |
| Emporia Municipal (EMP) | Emporia | KS | Imperial Municipal to Emporia Municipal |
| Ohkay Owingeh (ESO) | Espanola | NM | Imperial Municipal to Ohkay Owingeh |
| Estherville Municipal (EST) | Estherville | IA | Imperial Municipal to Estherville Municipal |
| Newton City County (EWK) | Newton | KS | Imperial Municipal to Newton City County |
| Fairbury Municipal (FBY) | Fairbury | NE | Imperial Municipal to Fairbury Municipal |
| Fremont Municipal (FET) | Fremont | NE | Imperial Municipal to Fremont Municipal |
| Sherman Army Airfield (FLV) | Fort Leavenworth | KS | Imperial Municipal to Sherman Army Airfield |
| Northern Colorado Regional (FNL) | Ft Collins/Loveland | CO | Imperial Municipal to Northern Colorado Regional |
| Topeka Regional (FOE) | Topeka | KS | Imperial Municipal to Topeka Regional |
| Sioux Falls Regional, Joe Foss Field (FSD) | Sioux Falls | SD | Imperial Municipal to Sioux Falls Regional, Joe Foss Field |
| Gage (GAG) | Gage | OK | Imperial Municipal to Gage |
| Great Bend Municipal (GBD) | Great Bend | KS | Imperial Municipal to Great Bend Municipal |
| Gillette-Campbell County (GCC) | Gillette | WY | Imperial Municipal to Gillette-Campbell County |
| Garden City Regional (GCK) | Garden City | KS | Imperial Municipal to Garden City Regional |
| Grand Junction Regional Walker Field (GJT) | Grand Junction | CO | Imperial Municipal to Grand Junction Regional Walker Field |
| Renner Field/Goodland Municipal (GLD) | Goodland | KS | Imperial Municipal to Renner Field/Goodland Municipal |
| Guthrie-Edmond Regional (GOK) | Guthrie | OK | Imperial Municipal to Guthrie-Edmond Regional |
| Central Nebraska Regional (GRI) | Grand Island | NE | Imperial Municipal to Central Nebraska Regional |
| Gordon Municipal (GRN) | Gordon | NE | Imperial Municipal to Gordon Municipal |
| Gunnison/Crested Butte Regional (GUC) | Gunnison | CO | Imperial Municipal to Gunnison/Crested Butte Regional |
| Guymon Municipal (GUY) | Guymon | OK | Imperial Municipal to Guymon Municipal |
| Glenwood Springs Municipal (GWS) | Glenwood Springs | CO | Imperial Municipal to Glenwood Springs Municipal |
| Greeley-Weld County (GXY) | Greeley | CO | Imperial Municipal to Greeley-Weld County |
| Brewster Field (HDE) | Holdrege | NE | Imperial Municipal to Brewster Field |
| Hayden Yampa Valley Regional (HDN) | Hayden | CO | Imperial Municipal to Hayden Yampa Valley Regional |
| Hill City Municipal (HLC) | Hill City | KS | Imperial Municipal to Hill City Municipal |
| Huron Regional (HON) | Huron | SD | Imperial Municipal to Huron Regional |
| Hastings Municipal (HSI) | Hastings | NE | Imperial Municipal to Hastings Municipal |
| Hutchinson Regional (HUT) | Hutchinson | KS | Imperial Municipal to Hutchinson Regional |
| Hays Regional (HYS) | Hays | KS | Imperial Municipal to Hays Regional |
| Schenck Field (ICL) | Clarinda | IA | Imperial Municipal to Schenck Field |
| Wichita Eisenhower National (ICT) | Wichita | KS | Imperial Municipal to Wichita Eisenhower National |
| Ida Grove Municipal (IDG) | Ida Grove | IA | Imperial Municipal to Ida Grove Municipal |
| Independence Municipal (IDP) | Independence | KS | Imperial Municipal to Independence Municipal |
| New Century Aircenter (JCI) | Olathe | KS | Imperial Municipal to New Century Aircenter |
| Lamar Municipal (LAA) | Lamar | CO | Imperial Municipal to Lamar Municipal |
| Laramie Regional (LAR) | Laramie | WY | Imperial Municipal to Laramie Regional |
| North Platte Regional/Lee Bird Field (LBF) | North Platte | NE | Imperial Municipal to North Platte Regional/Lee Bird Field |
| Liberal Mid-America Regional (LBL) | Liberal | KS | Imperial Municipal to Liberal Mid-America Regional |
| Lemmon Municipal (LEM) | Lemmon | SD | Imperial Municipal to Lemmon Municipal |
| Limon Municipal (LIC) | Limon | CO | Imperial Municipal to Limon Municipal |
| Hunt Field (LND) | Lander | WY | Imperial Municipal to Hunt Field |
| Lincoln Municipal (LNK) | Lincoln | NE | Imperial Municipal to Lincoln Municipal |
| Le Mars Municipal (LRJ) | Le Mars | IA | Imperial Municipal to Le Mars Municipal |
| Lusk Municipal (LSK) | Lusk | WY | Imperial Municipal to Lusk Municipal |
| Las Vegas Municipal (LVS) | Las Vegas | NM | Imperial Municipal to Las Vegas Municipal |
| Lawrence Municipal (LWC) | Lawrence | KS | Imperial Municipal to Lawrence Municipal |
| Jim Kelly Field (LXN) | Lexington | NE | Imperial Municipal to Jim Kelly Field |
| Lake County (LXV) | Leadville | CO | Imperial Municipal to Lake County |
| Lyons-Rice County Muni (LYO) | Lyons | KS | Imperial Municipal to Lyons-Rice County Muni |
| Quentin Aanenson Field (LYV) | Luverne | MN | Imperial Municipal to Quentin Aanenson Field |
| Mobridge Municipal (MBG) | Mobridge | SD | Imperial Municipal to Mobridge Municipal |
| Kansas City International (MCI) | Kansas City | MO | Imperial Municipal to Kansas City International |
| Mccook Ben Nelson Regional (MCK) | Mc Cook | NE | Imperial Municipal to Mccook Ben Nelson Regional |
| Mitchell Municipal (MHE) | Mitchell | SD | Imperial Municipal to Mitchell Municipal |
| Manhattan Regional (MHK) | Manhattan | KS | Imperial Municipal to Manhattan Regional |
| Omaha Millard (MIQ) | Omaha | NE | Imperial Municipal to Omaha Millard |
| Jackson Municipal (MJQ) | Jackson | MN | Imperial Municipal to Jackson Municipal |
| Charles B Wheeler Downtown (MKC) | Kansas City | MO | Imperial Municipal to Charles B Wheeler Downtown |
| Southwest Minnesota Regional Marshall/Ryan Field (MML) | Marshall | MN | Imperial Municipal to Southwest Minnesota Regional Marshall/Ryan Field |
| Mcpherson (MPR) | McPherson | KS | Imperial Municipal to Mcpherson |
| Montrose Regional (MTJ) | Montrose | CO | Imperial Municipal to Montrose Regional |
| Slayton Municipal (NSL) | Slayton | MN | Imperial Municipal to Slayton Municipal |
| Norfolk Regional/Karl Stefan Memorial Field (OFK) | Norfolk | NE | Imperial Municipal to Norfolk Regional/Karl Stefan Memorial Field |
| Searle Field (OGA) | Ogallala | NE | Imperial Municipal to Searle Field |
| Johnson County Executive (OJC) | Olathe | KS | Imperial Municipal to Johnson County Executive |
| Garden County (OKS) | Oshkosh | NE | Imperial Municipal to Garden County |
| Columbus Municipal (OLU) | Columbus | NE | Imperial Municipal to Columbus Municipal |
| Eppley Airfield (OMA) | Omaha | NE | Imperial Municipal to Eppley Airfield |
| The O'neill Municipal-John L Baker Field (ONL) | O'neill | NE | Imperial Municipal to The O'neill Municipal-John L Baker Field |
| Worthington Municipal (OTG) | Worthington | MN | Imperial Municipal to Worthington Municipal |
| Pagosa Springs/Stevens Field (PGO) | Pagosa Springs | CO | Imperial Municipal to Pagosa Springs/Stevens Field |
| Philip Municipal (PHP) | Philip | SD | Imperial Municipal to Philip Municipal |
| Pierre Regional (PIR) | Pierre | SD | Imperial Municipal to Pierre Regional |
| Ponca City Regional (PNC) | Ponca City | OK | Imperial Municipal to Ponca City Regional |
| Pocahontas Municipal (POH) | Pocahontas | IA | Imperial Municipal to Pocahontas Municipal |
| Perry Lefors Field (PPA) | Pampa | TX | Imperial Municipal to Perry Lefors Field |
| Parsons/Tri-City (PPF) | Parsons | KS | Imperial Municipal to Parsons/Tri-City |
| Perry Municipal (PRO) | Perry | IA | Imperial Municipal to Perry Municipal |
| Pratt Regional (PTT) | Pratt | KS | Imperial Municipal to Pratt Regional |
| Pueblo Memorial (PUB) | Pueblo | CO | Imperial Municipal to Pueblo Memorial |
| Rapid City Regional (RAP) | Rapid City | SD | Imperial Municipal to Rapid City Regional |
| Rooks County Regional (RCP) | Stockton | KS | Imperial Municipal to Rooks County Regional |
| Garfield County Regional (RIL) | Rifle | CO | Imperial Municipal to Garfield County Regional |
| Riverton Regional (RIW) | Riverton | WY | Imperial Municipal to Riverton Regional |
| Southwest Wyoming Regional (RKS) | Rock Springs | WY | Imperial Municipal to Southwest Wyoming Regional |
| Rangely (RNG) | Rangely | CO | Imperial Municipal to Rangely |
| Russell Municipal (RSL) | Russell | KS | Imperial Municipal to Russell Municipal |
| Spirit Lake Municipal (RTL) | Spirit Lake | IA | Imperial Municipal to Spirit Lake Municipal |
| Raton Municipal/Crews Field (RTN) | Raton | NM | Imperial Municipal to Raton Municipal/Crews Field |
| Rawlins Municipal/Harvey Field (RWL) | Rawlins | WY | Imperial Municipal to Rawlins Municipal/Harvey Field |
| Shively Field (SAA) | Saratoga | WY | Imperial Municipal to Shively Field |
| Steamboat Springs/Bob Adams Field (SBS) | Steamboat Springs | CO | Imperial Municipal to Steamboat Springs/Bob Adams Field |
| Scribner State (SCB) | Scribner | NE | Imperial Municipal to Scribner State |
| Sheridan County (SHR) | Sheridan | WY | Imperial Municipal to Sheridan County |
| Storm Lake Municipal (SLB) | Storm Lake | IA | Imperial Municipal to Storm Lake Municipal |
| Salina Regional (SLN) | Salina | KS | Imperial Municipal to Salina Regional |
| Salida Arpt Harriett Alexander Field (SLT) | Salida | CO | Imperial Municipal to Salida Arpt Harriett Alexander Field |
| Lloyd W. Carr Field/Sidney Municipal (SNY) | Sidney | NE | Imperial Municipal to Lloyd W. Carr Field/Sidney Municipal |
| Black Hills-Clyde Ice Field (SPF) | Spearfish | SD | Imperial Municipal to Black Hills-Clyde Ice Field |
| Spencer Municipal/Northwest Iowa Regional (SPW) | Spencer | IA | Imperial Municipal to Spencer Municipal/Northwest Iowa Regional |
| Rosecrans Memorial (STJ) | St Joseph | MO | Imperial Municipal to Rosecrans Memorial |
| Sterling Municipal (STK) | Sterling | CO | Imperial Municipal to Sterling Municipal |
| Sioux Gateway/Col Bud Day Field (SUX) | Sioux City | IA | Imperial Municipal to Sioux Gateway/Col Bud Day Field |
| Stillwater Regional (SWO) | Stillwater | OK | Imperial Municipal to Stillwater Regional |
| Perry Stokes (TAD) | Trinidad | CO | Imperial Municipal to Perry Stokes |
| Tucumcari Municipal (TCC) | Tucumcari | NM | Imperial Municipal to Tucumcari Municipal |
| Tradewind (TDW) | Amarillo | TX | Imperial Municipal to Tradewind |
| Telluride Regional (TEX) | Telluride | CO | Imperial Municipal to Telluride Regional |
| Hot Springs County-Thermopolis Municipal (THP) | Thermopolis | WY | Imperial Municipal to Hot Springs County-Thermopolis Municipal |
| Philip Billard Municipal (TOP) | Topeka | KS | Imperial Municipal to Philip Billard Municipal |
| Torrington Municipal (TOR) | Torrington | WY | Imperial Municipal to Torrington Municipal |
| Taos Regional (TSM) | Taos | NM | Imperial Municipal to Taos Regional |
| Miller Field (VTN) | Valentine | NE | Imperial Municipal to Miller Field |
| Boulder Municipal (WBU) | Boulder | CO | Imperial Municipal to Boulder Municipal |
| Enid Woodring Regional (WDG) | Enid | OK | Imperial Municipal to Enid Woodring Regional |
| Strother Field (WLD) | Winfield | KS | Imperial Municipal to Strother Field |
| North Fork Valley (WPO) | Paonia | CO | Imperial Municipal to North Fork Valley |
| Worland Municipal (WRL) | Worland | WY | Imperial Municipal to Worland Municipal |
| West Woodward (WWR) | Woodward | OK | Imperial Municipal to West Woodward |
| Madison Municipal (XMD) | Madison | SD | Imperial Municipal to Madison Municipal |
| Pine Ridge (XPR) | Pine Ridge | SD | Imperial Municipal to Pine Ridge |
| Chan Gurney Municipal (YKN) | Yankton | SD | Imperial Municipal to Chan Gurney Municipal |
