| Antrim County (ACB) | Bellaire | MI | Defiance Memorial to Antrim County |
| Allegheny County (AGC) | Pittsburgh | PA | Defiance Memorial to Allegheny County |
| Anderson Municipal-Darlington Field (AID) | Anderson | IN | Defiance Memorial to Anderson Municipal-Darlington Field |
| Akron Fulton International (AKC) | Akron | OH | Defiance Memorial to Akron Fulton International |
| St Louis Regional (ALN) | Alton | IL | Defiance Memorial to St Louis Regional |
| Gratiot Community (AMN) | Alma | MI | Defiance Memorial to Gratiot Community |
| Lima Allen County (AOH) | Lima | OH | Defiance Memorial to Lima Allen County |
| Altoona/Blair County (AOO) | Altoona | PA | Defiance Memorial to Altoona/Blair County |
| Alpena County Regional (APN) | Alpena | MI | Defiance Memorial to Alpena County Regional |
| Ann Arbor Municipal (ARB) | Ann Arbor | MI | Defiance Memorial to Ann Arbor Municipal |
| Gordon K Bush Ohio University (ATO) | Athens/Albany | OH | Defiance Memorial to Gordon K Bush Ohio University |
| Appleton International (ATW) | Appleton | WI | Defiance Memorial to Appleton International |
| Wausau Downtown (AUW) | Wausau | WI | Defiance Memorial to Wausau Downtown |
| Chicago/Aurora Municipal (AUZ) | Chicago | IL | Defiance Memorial to Chicago/Aurora Municipal |
| Auglaize County Neil Armstrong (AXV) | Wapakoneta | OH | Defiance Memorial to Auglaize County Neil Armstrong |
| Kalamazoo/Battle Creek International (AZO) | Kalamazoo | MI | Defiance Memorial to Kalamazoo/Battle Creek International |
| Virginia Tech Montgomery Executive (BCB) | Blacksburg | VA | Defiance Memorial to Virginia Tech Montgomery Executive |
| Southwest Michigan Regional (BEH) | Benton Harbor | MI | Defiance Memorial to Southwest Michigan Regional |
| Bradford Regional (BFD) | Bradford | PA | Defiance Memorial to Bradford Regional |
| Beaver County (BFP) | Beaver Falls | PA | Defiance Memorial to Beaver County |
| Virgil I Grissom Municipal (BFR) | Bedford | IN | Defiance Memorial to Virgil I Grissom Municipal |
| Wayne County (BJJ) | Wooster | OH | Defiance Memorial to Wayne County |
| Burke Lakefront (BKL) | Cleveland | OH | Defiance Memorial to Burke Lakefront |
| Raleigh County Memorial (BKW) | Beckley | WV | Defiance Memorial to Raleigh County Memorial |
| Mercer County (BLF) | Bluefield | WV | Defiance Memorial to Mercer County |
| MidAmerica St Louis Scott AFB (BLV) | Belleville | IL | Defiance Memorial to MidAmerica St Louis Scott AFB |
| Monroe County (BMG) | Bloomington | IN | Defiance Memorial to Monroe County |
| Central Illinois Regional at Bloomington Normal (BMI) | Bloomington | IL | Defiance Memorial to Central Illinois Regional at Bloomington Normal |
| Nashville International (BNA) | Nashville | TN | Defiance Memorial to Nashville International |
| Southeast Iowa Regional (BRL) | Burlington | IA | Defiance Memorial to Southeast Iowa Regional |
| Samuels Field (BRY) | Bardstown | KY | Defiance Memorial to Samuels Field |
| Battle Creek Executive (BTL) | Battle Creek | MI | Defiance Memorial to Battle Creek Executive |
| Pittsburgh/Butler Regional Airport (BTP) | Butler | PA | Defiance Memorial to Pittsburgh/Butler Regional Airport |
| Buffalo Niagara International (BUF) | Buffalo | NY | Defiance Memorial to Buffalo Niagara International |
| Bowling Green Warren County Regional (BWG) | Bowling Green | KY | Defiance Memorial to Bowling Green Warren County Regional |
| Wexford County (CAD) | Cadillac | MI | Defiance Memorial to Wexford County |
| Akron/Canton Regional (CAK) | Akron | OH | Defiance Memorial to Akron/Canton Regional |
| Greater Cumberland Regional (CBE) | Cumberland | MD | Defiance Memorial to Greater Cumberland Regional |
| Mettel Field (CEV) | Connersville | IN | Defiance Memorial to Mettel Field |
| Kyle-Oakley Field (CEY) | Murray | KY | Defiance Memorial to Kyle-Oakley Field |
| Cuyahoga County (CGF) | Cleveland | OH | Defiance Memorial to Cuyahoga County |
| Cape Girardeau Regional (CGI) | Cape Girardeau | MO | Defiance Memorial to Cape Girardeau Regional |
| Charlottesville Albemarle (CHO) | Charlottesville | VA | Defiance Memorial to Charlottesville Albemarle |
| The Eastern Iowa (CID) | Cedar Rapids | IA | Defiance Memorial to The Eastern Iowa |
| Cairo Regional (CIR) | Cairo | IL | Defiance Memorial to Cairo Regional |
| Chippewa County International (CIU) | Sault Ste Marie | MI | Defiance Memorial to Chippewa County International |
| North Central West Virginia (CKB) | Clarksburg | WV | Defiance Memorial to North Central West Virginia |
| Outlaw Field (CKV) | Clarksville | TN | Defiance Memorial to Outlaw Field |
| Cleveland/Hopkins International (CLE) | Cleveland | OH | Defiance Memorial to Cleveland/Hopkins International |
| Clintonville Municipal (CLI) | Clintonville | WI | Defiance Memorial to Clintonville Municipal |
| Columbus Municipal (CLU) | Columbus | IN | Defiance Memorial to Columbus Municipal |
| John Glenn International (CMH) | Columbus | OH | Defiance Memorial to John Glenn International |
| University of Illinois-Willard (CMI) | Champaign/Urbana | IL | Defiance Memorial to University of Illinois-Willard |
| Sparta/Fort Mccoy (CMY) | Sparta | WI | Defiance Memorial to Sparta/Fort Mccoy |
| St Louis Downtown (CPS) | Cahokia/St Louis | IL | Defiance Memorial to St Louis Downtown |
| Yeager (CRW) | Charleston | WV | Defiance Memorial to Yeager |
| Crossville Memorial/Whitson Field (CSV) | Crossville | TN | Defiance Memorial to Crossville Memorial/Whitson Field |
| Cincinnati Northern Kentucky International (CVG) | Cincinnati | OH | Defiance Memorial to Cincinnati Northern Kentucky International |
| Central Wisconsin (CWA) | Mosinee | WI | Defiance Memorial to Central Wisconsin |
| Clinton Municipal (CWI) | Clinton | IA | Defiance Memorial to Clinton Municipal |
| Burlington Executive (CZB) | Burlington | ON | Defiance Memorial to Burlington Executive |
| Dayton International James M Cox (DAY) | Dayton | OH | Defiance Memorial to Dayton International James M Cox |
| Dubuque Regional (DBQ) | Dubuque | IA | Defiance Memorial to Dubuque Regional |
| Decatur (DEC) | Decatur | IL | Defiance Memorial to Decatur |
| Decorah Municipal (DEH) | Decorah | IA | Defiance Memorial to Decorah Municipal |
| Coleman A Young Municipal (DET) | Detroit | MI | Defiance Memorial to Coleman A Young Municipal |
| Chautauqua County/Dunkirk (DKK) | Dunkirk | NY | Defiance Memorial to Chautauqua County/Dunkirk |
| Vermilion Regional (DNV) | Danville | IL | Defiance Memorial to Vermilion Regional |
| Dupage (DPA) | Chicago | IL | Defiance Memorial to Dupage |
| Drummond Island (DRE) | Drummond Island | MI | Defiance Memorial to Drummond Island |
| Dansville Municipal (DSV) | Dansville | NY | Defiance Memorial to Dansville Municipal |
| Detroit Metro Wayne County (DTW) | Detroit | MI | Defiance Memorial to Detroit Metro Wayne County |
| Dunnville (DU9) | Dunnville | ON | Defiance Memorial to Dunnville |
| Dubois Regional (DUJ) | DuBois | PA | Defiance Memorial to Dubois Regional |
| Davenport Municipal (DVN) | Davenport | IA | Defiance Memorial to Davenport Municipal |
| Iosco County (ECA) | East Tawas | MI | Defiance Memorial to Iosco County |
| Eagle River Union (EGV) | Eagle River | WI | Defiance Memorial to Eagle River Union |
| Elkhart Municipal (EKI) | Elkhart | IN | Defiance Memorial to Elkhart Municipal |
| Elkins/Randolph County (EKN) | Elkins | WV | Defiance Memorial to Elkins/Randolph County |
| Addington Field (EKX) | Elizabethtown | KY | Defiance Memorial to Addington Field |
| Elmira/Corning Regional (ELM) | Elmira | NY | Defiance Memorial to Elmira/Corning Regional |
| Wellsville Municipal/Tarantine Field (ELZ) | Wellsville | NY | Defiance Memorial to Wellsville Municipal/Tarantine Field |
| Centralia Municipal (ENL) | Centralia | IL | Defiance Memorial to Centralia Municipal |
| Kenosha Regional (ENW) | Kenosha | WI | Defiance Memorial to Kenosha Regional |
| Keokuk Municipal (EOK) | Keokuk | IA | Defiance Memorial to Keokuk Municipal |
| Erie International/Tom Ridge Field (ERI) | Erie | PA | Defiance Memorial to Erie International/Tom Ridge Field |
| Delta County (ESC) | Escanaba | MI | Defiance Memorial to Delta County |
| West Bend Municipal (ETB) | West Bend | WI | Defiance Memorial to West Bend Municipal |
| Evansville Regional (EVV) | Evansville | IN | Defiance Memorial to Evansville Regional |
| Farmington Regional (FAM) | Farmington | MO | Defiance Memorial to Farmington Regional |
| Frederick Municipal (FDK) | Frederick | MD | Defiance Memorial to Frederick Municipal |
| Findlay (FDY) | Findlay | OH | Defiance Memorial to Findlay |
| Albertus (FEP) | Freeport | IL | Defiance Memorial to Albertus |
| Fairfield Municipal (FFL) | Fairfield | IA | Defiance Memorial to Fairfield Municipal |
| Capital City (FFT) | Frankfort | KY | Defiance Memorial to Capital City |
| Venango Regional (FKL) | Franklin | PA | Defiance Memorial to Venango Regional |
| Fond Du Lac County (FLD) | Fond Du Lac | WI | Defiance Memorial to Fond Du Lac County |
| Fort Madison Municipal (FMS) | Fort Madison | IA | Defiance Memorial to Fort Madison Municipal |
| Bishop International (FNT) | Flint | MI | Defiance Memorial to Bishop International |
| French Lick Municipal (FRH) | French Lick | IN | Defiance Memorial to French Lick Municipal |
| Front Royal-Warren County (FRR) | Front Royal | VA | Defiance Memorial to Front Royal-Warren County |
| Fort Wayne International (FWA) | Fort Wayne | IN | Defiance Memorial to Fort Wayne International |
| Galesburg Municipal (GBG) | Galesburg | IL | Defiance Memorial to Galesburg Municipal |
| Greeneville-Greene County Municipal (GCY) | Greeneville | TN | Defiance Memorial to Greeneville-Greene County Municipal |
| Gladwin Zettel Memorial (GDW) | Gladwin | MI | Defiance Memorial to Gladwin Zettel Memorial |
| Gatlinburg-Pigeon Forge (GKT) | Sevierville | TN | Defiance Memorial to Gatlinburg-Pigeon Forge |
| Gaylord Regional (GLR) | Gaylord | MI | Defiance Memorial to Gaylord Regional |
| Glasgow Municipal (GLW) | Glasgow | KY | Defiance Memorial to Glasgow Municipal |
| Galion Municipal (GQQ) | Galion | OH | Defiance Memorial to Galion Municipal |
| Austin Straubel International (GRB) | Green Bay | WI | Defiance Memorial to Austin Straubel International |
| Greenville (GRE) | Greenville | IL | Defiance Memorial to Greenville |
| Gerald R Ford International (GRR) | Grand Rapids | MI | Defiance Memorial to Gerald R Ford International |
| Goshen Municipal (GSH) | Goshen | IN | Defiance Memorial to Goshen Municipal |
| Gettysburg Regional (GTY) | Gettysburg | PA | Defiance Memorial to Gettysburg Regional |
| Grissom Aeroplex/Arb (GUS) | Peru | IN | Defiance Memorial to Grissom Aeroplex/Arb |
| Gordonsville Municipal Airport (GVE) | Gordonsville | VA | Defiance Memorial to Gordonsville Municipal Airport |
| Gary/Chicago International (GYY) | GARY | IN | Defiance Memorial to Gary/Chicago International |
| Three Rivers Municipal Dr Haines (HAI) | Three Rivers | MI | Defiance Memorial to Three Rivers Municipal Dr Haines |
| Butler County Regional-Hogan Field (HAO) | Hamilton | OH | Defiance Memorial to Butler County Regional-Hogan Field |
| Richard A Henson Field/Hagerstown Regional (HGR) | Hagerstown | MD | Defiance Memorial to Richard A Henson Field/Hagerstown Regional |
| Wheeling Ohio County (HLG) | Wheeling | WV | Defiance Memorial to Wheeling Ohio County |
| Park Township (HLM) | Holland | MI | Defiance Memorial to Park Township |
| Huntingburg (HNB) | Huntingburg | IN | Defiance Memorial to Huntingburg |
| Harrisburg-Raleigh (HSB) | Harrisburg | IL | Defiance Memorial to Harrisburg-Raleigh |
| Ingalls Field (HSP) | Hot Springs | VA | Defiance Memorial to Ingalls Field |
| Roscommon County - Blodgett Memorial (HTL) | Houghton Lake | MI | Defiance Memorial to Roscommon County - Blodgett Memorial |
| Tri-State Milton J Ferguson Field (HTS) | Huntington | WV | Defiance Memorial to Tri-State Milton J Ferguson Field |
| Lawrence County Airpark (HTW) | Chesapeake | OH | Defiance Memorial to Lawrence County Airpark |
| Terre Haute Regional (HUF) | Terre Haute | IN | Defiance Memorial to Terre Haute Regional |
| Washington Dulles International (IAD) | Washington | VA | Defiance Memorial to Washington Dulles International |
| Niagara Falls International (IAG) | Niagara Falls | NY | Defiance Memorial to Niagara Falls International |
| Indiana County/Jimmy Stewart Field (IDI) | Indiana | PA | Defiance Memorial to Indiana County/Jimmy Stewart Field |
| Jacksonville Municipal (IJX) | Jacksonville | IL | Defiance Memorial to Jacksonville Municipal |
| Wilkes County (IKB) | N Wilkesboro | NC | Defiance Memorial to Wilkes County |
| Greater Kankakee (IKK) | Kankakee | IL | Defiance Memorial to Greater Kankakee |
| Wilmington Airpark (ILN) | Wilmington | OH | Defiance Memorial to Wilmington Airpark |
| Ford (IMT) | Iron Mountain | MI | Defiance Memorial to Ford |
| Indianapolis International (IND) | Indianapolis | IN | Defiance Memorial to Indianapolis International |
| Iowa City Municipal (IOW) | Iowa City | IA | Defiance Memorial to Iowa City Municipal |
| Williamsport Regional (IPT) | Williamsport | PA | Defiance Memorial to Williamsport Regional |
| Kirsch Municipal (IRS) | Sturgis | MI | Defiance Memorial to Kirsch Municipal |
| Schoolcraft County (ISQ) | Manistique | MI | Defiance Memorial to Schoolcraft County |
| Alexander Field South Wood County (ISW) | Wisconsin Rapids | WI | Defiance Memorial to Alexander Field South Wood County |
| Northeast Ohio Regional (JFN) | Ashtabula | OH | Defiance Memorial to Northeast Ohio Regional |
| Chautauqua County/Jamestown (JHW) | Jamestown | NY | Defiance Memorial to Chautauqua County/Jamestown |
| Joliet Regional Airport (JOT) | Joliet | IL | Defiance Memorial to Joliet Regional Airport |
| John Murtha Johnstown/Cambria County (JST) | Johnstown | PA | Defiance Memorial to John Murtha Johnstown/Cambria County |
| Souther Wisconsin Regional (JVL) | Janesville | WI | Defiance Memorial to Souther Wisconsin Regional |
| Jackson County/Reynolds Field (JXN) | Jackson | MI | Defiance Memorial to Jackson County/Reynolds Field |
| Kentland Municipal (KKT) | Kentland | IN | Defiance Memorial to Kentland Municipal |
| Purdue University (LAF) | Lafayette | IN | Defiance Memorial to Purdue University |
| Capital Region International (LAN) | Lansing | MI | Defiance Memorial to Capital Region International |
| Arnold Palmer Regional (LBE) | Latrobe | PA | Defiance Memorial to Arnold Palmer Regional |
| Rickenbacker International (LCK) | Columbus | OH | Defiance Memorial to Rickenbacker International |
| Mason County (LDM) | Ludington | MI | Defiance Memorial to Mason County |
| Blue Grass (LEX) | Lexington | KY | Defiance Memorial to Blue Grass |
| William T. Piper Memorial (LHV) | Lock Haven | PA | Defiance Memorial to William T. Piper Memorial |
| Leamington (LM2) | Leamington | ON | Defiance Memorial to Leamington |
| Willoughby Lost Nation Municipal (LNN) | Willoughby | OH | Defiance Memorial to Willoughby Lost Nation Municipal |
| Lonesome Pine (LNP) | Wise | VA | Defiance Memorial to Lonesome Pine |
| Tri-County Regional (LNR) | Lone Rock | WI | Defiance Memorial to Tri-County Regional |
| Lewis University Chicago Romeoville (LOT) | Chicago/Romeoville | IL | Defiance Memorial to Lewis University Chicago Romeoville |
| Bowman Field (LOU) | Louisville | KY | Defiance Memorial to Bowman Field |
| London Corbin Magee Field (LOZ) | London | KY | Defiance Memorial to London Corbin Magee Field |
| La Porte Municipal (LPO) | La Porte | IN | Defiance Memorial to La Porte Municipal |
| La Crosse Regional (LSE) | La Crosse | WI | Defiance Memorial to La Crosse Regional |
| Cincinnati Municipal Lunken (LUK) | Cincinnati | OH | Defiance Memorial to Cincinnati Municipal Lunken |
| Greenbrier Valley (LWB) | Lewisburg | WV | Defiance Memorial to Greenbrier Valley |
| Lawrenceville-Vincennes International (LWV) | Lawrenceville | IL | Defiance Memorial to Lawrenceville-Vincennes International |
| Lynchburg Regional/Preston Glenn Field (LYH) | Lynchburg | VA | Defiance Memorial to Lynchburg Regional/Preston Glenn Field |
| Manistee County-Blacker (MBL) | Manistee | MI | Defiance Memorial to Manistee County-Blacker |
| Mbs International (MBS) | Saginaw | MI | Defiance Memorial to Mbs International |
| Mackinac Island (MCD) | Mackinac Island | MI | Defiance Memorial to Mackinac Island |
| Taylor County (MDF) | Medford | WI | Defiance Memorial to Taylor County |
| Southern Illinois (MDH) | Carbondale/Murphysboro | IL | Defiance Memorial to Southern Illinois |
| Madison Municipal (MDN) | Madison | IN | Defiance Memorial to Madison Municipal |
| Chicago Midway International (MDW) | Chicago | IL | Defiance Memorial to Chicago Midway International |
| Port Meadville (MEJ) | Meadville | PA | Defiance Memorial to Port Meadville |
| Mansfield Lahm Regional (MFD) | Mansfield | OH | Defiance Memorial to Mansfield Lahm Regional |
| Marshfield Municipal (MFI) | Marshfield | WI | Defiance Memorial to Marshfield Municipal |
| Michigan City Municipal-Phillips Field (MGC) | Michigan City | IN | Defiance Memorial to Michigan City Municipal-Phillips Field |
| Morgantown Municipal Walter L Bill Hart Field (MGW) | Morgantown | WV | Defiance Memorial to Morgantown Municipal Walter L Bill Hart Field |
| Dayton-Wright Brothers (MGY) | Dayton | OH | Defiance Memorial to Dayton-Wright Brothers |
| Delaware County Regional (MIE) | Muncie | IN | Defiance Memorial to Delaware County Regional |
| Milwaukee Mitchell International (MKE) | Milwaukee | WI | Defiance Memorial to Milwaukee Mitchell International |
| Muskegon County (MKG) | Muskegon | MI | Defiance Memorial to Muskegon County |
| Quad City International (MLI) | Moline | IL | Defiance Memorial to Quad City International |
| Menominee-Marinette Twin County (MNM) | Menominee | MI | Defiance Memorial to Menominee-Marinette Twin County |
| Marion Municipal (MNN) | Marion | OH | Defiance Memorial to Marion Municipal |
| Mount Pleasant Municipal (MOP) | Mount Pleasant | MI | Defiance Memorial to Mount Pleasant Municipal |
| Moore-Murrell (MOR) | Morristown | TN | Defiance Memorial to Moore-Murrell |
| Mount Pleasant Municipal (MPZ) | Mount Pleasant | IA | Defiance Memorial to Mount Pleasant Municipal |
| Macomb Municipal (MQB) | Macomb | IL | Defiance Memorial to Macomb Municipal |
| Sawyer International (MQT) | Marquette | MI | Defiance Memorial to Sawyer International |
| Smyrna (MQY) | Smyrna | TN | Defiance Memorial to Smyrna |
| Eastern West Virginia Regional/Shepherd Field (MRB) | Martinsburg | WV | Defiance Memorial to Eastern West Virginia Regional/Shepherd Field |
| Truax Field/Dane County Regional (MSN) | Madison | WI | Defiance Memorial to Truax Field/Dane County Regional |
| Coles County Memorial (MTO) | Mattoon/Charleston | IL | Defiance Memorial to Coles County Memorial |
| Manitowoc County (MTW) | Manitowoc | WI | Defiance Memorial to Manitowoc County |
| Muscatine Municipal (MUT) | Muscatine | IA | Defiance Memorial to Muscatine Municipal |
| Mount Vernon (MVN) | Mount Vernon | IL | Defiance Memorial to Mount Vernon |
| Williamson County Rgnl (MWA) | Marion | IL | Defiance Memorial to Williamson County Rgnl |
| Lawrence J Timmerman (MWC) | Milwaukee | WI | Defiance Memorial to Lawrence J Timmerman |
| Middletown Regional - Hook Field (MWO) | Middletown | OH | Defiance Memorial to Middletown Regional - Hook Field |
| Monticello Regional (MXO) | Monticello | IA | Defiance Memorial to Monticello Regional |
| Marion Municipal (MZZ) | Marion | IN | Defiance Memorial to Marion Municipal |
| Haliburton/Stanhope Muni (ND4) | Haliburton | | Defiance Memorial to Haliburton/Stanhope Muni |
| Lindsay (NF4) | Lindsay | ON | Defiance Memorial to Lindsay |
| Jerry Tyler Memorial (NLE) | Niles | MI | Defiance Memorial to Jerry Tyler Memorial |
| Niagara Central (NQ3) | Welland | ON | Defiance Memorial to Niagara Central |
| Tobermory (NR4) | Tobermory | ON | Defiance Memorial to Tobermory |
| Toronto/Markham (NU8) | Markham | | Defiance Memorial to Toronto/Markham |
| Collingwood Regional (NY3) | Collingwood | ON | Defiance Memorial to Collingwood Regional |
| Garrett County (ODM) | Oakland | MD | Defiance Memorial to Garrett County |
| Kokomo Municipal (OKK) | Kokomo | IN | Defiance Memorial to Kokomo Municipal |
| Cattaraugus County-Olean Municipal (OLE) | Olean | NY | Defiance Memorial to Cattaraugus County-Olean Municipal |
| Olney-Noble (OLY) | Olney-Noble | IL | Defiance Memorial to Olney-Noble |
| Chicago O'hare International (ORD) | Chicago | IL | Defiance Memorial to Chicago O'hare International |
| Oscoda-Wurtsmith (OSC) | Oscoda | MI | Defiance Memorial to Oscoda-Wurtsmith |
| Wittman Regional (OSH) | Oshkosh | WI | Defiance Memorial to Wittman Regional |
| Ohio State University (OSU) | Columbus | OH | Defiance Memorial to Ohio State University |
| Owensboro-Daviess County Regional (OWB) | Owensboro | KY | Defiance Memorial to Owensboro-Daviess County Regional |
| Miami University (OXD) | Oxford | OH | Defiance Memorial to Miami University |
| Barkley Regional (PAH) | Paducah | KY | Defiance Memorial to Barkley Regional |
| Prairie Du Chien Municipal (PCD) | Prairie Duchien | WI | Defiance Memorial to Prairie Du Chien Municipal |
| Cambridge/Reid's Field (PE4) | Cambridge | ON | Defiance Memorial to Cambridge/Reid's Field |
| Grant County (PGC) | Petersburg | WV | Defiance Memorial to Grant County |
| Harry Clever Field (PHD) | New Philadelphia | OH | Defiance Memorial to Harry Clever Field |
| St Clair County International (PHN) | Port Huron | MI | Defiance Memorial to St Clair County International |
| Gen Wayne A Downing Peoria International (PIA) | Peoria | IL | Defiance Memorial to Gen Wayne A Downing Peoria International |
| Pittsburgh International (PIT) | Pittsburgh | PA | Defiance Memorial to Pittsburgh International |
| Mid Ohio Valley Regional (PKB) | Parkersburg | WV | Defiance Memorial to Mid Ohio Valley Regional |
| Pellston Regional of Emmet County (PLN) | Pellston | MI | Defiance Memorial to Pellston Regional of Emmet County |
| Plymouth Municipal (PLY) | Plymouth | IN | Defiance Memorial to Plymouth Municipal |
| Greater Portsmouth Regional (PMH) | Portsmouth | OH | Defiance Memorial to Greater Portsmouth Regional |
| Wingham/Richard W Levan (PR7) | Wingham | ON | Defiance Memorial to Wingham/Richard W Levan |
| Mid-State (PSB) | Philipsburg | PA | Defiance Memorial to Mid-State |
| New River Valley (PSK) | Dublin | VA | Defiance Memorial to New River Valley |
| Killarney (PT2) | Killarney | ON | Defiance Memorial to Killarney |
| Oakland County International (PTK) | Pontiac | MI | Defiance Memorial to Oakland County International |
| Chicago Executive (PWK) | Chicago | IL | Defiance Memorial to Chicago Executive |
| Batten International (RAC) | Racine | WI | Defiance Memorial to Batten International |
| Fulton County (RCR) | Rochester | IN | Defiance Memorial to Fulton County |
| Nartron Field (RCT) | Reed City | MI | Defiance Memorial to Nartron Field |
| Mifflin County (RED) | Reedsville | PA | Defiance Memorial to Mifflin County |
| Chicago/Rockford International (RFD) | Rockford | IL | Defiance Memorial to Chicago/Rockford International |
| Rhinelander Oneida County (RHI) | Rhinelander | WI | Defiance Memorial to Rhinelander Oneida County |
| Richmond Municipal (RID) | Richmond | IN | Defiance Memorial to Richmond Municipal |
| Rockwood Municipal (RKW) | Rockwood | TN | Defiance Memorial to Rockwood Municipal |
| Warren County Memorial (RNC) | McMinnville | TN | Defiance Memorial to Warren County Memorial |
| Jasper County (RNZ) | Rensselaer | IN | Defiance Memorial to Jasper County |
| Roanoke Regional/Woodrum Field (ROA) | Roanoke | VA | Defiance Memorial to Roanoke Regional/Woodrum Field |
| Greater Rochester International (ROC) | Rochester | NY | Defiance Memorial to Greater Rochester International |
| Merrill Municipal (RRL) | Merrill | WI | Defiance Memorial to Merrill Municipal |
| Sparta Community - Hunter Field (SAR) | Sparta | IL | Defiance Memorial to Sparta Community - Hunter Field |
| Sheboygan County Memorial (SBM) | Sheboygan | WI | Defiance Memorial to Sheboygan County Memorial |
| South Bend International (SBN) | South Bend | IN | Defiance Memorial to South Bend International |
| University Park (SCE) | State College | PA | Defiance Memorial to University Park |
| Louisville International/Standiford Field (SDF) | Louisville | KY | Defiance Memorial to Louisville International/Standiford Field |
| Penn Valley (SEG) | Selinsgrove | PA | Defiance Memorial to Penn Valley |
| Freeman Municipal (SER) | Seymour | IN | Defiance Memorial to Freeman Municipal |
| Springfield/Beckley Municipal (SGH) | Springfield | OH | Defiance Memorial to Springfield/Beckley Municipal |
| Shenandoah Valley Regional (SHD) | Staunton | VA | Defiance Memorial to Shenandoah Valley Regional |
| Sullivan County (SIV) | Sullivan | IN | Defiance Memorial to Sullivan County |
| Salem-Leckrone (SLO) | Salem | IL | Defiance Memorial to Salem-Leckrone |
| Lake Cumberland Regional (SME) | Somerset | KY | Defiance Memorial to Lake Cumberland Regional |
| Abraham Lincoln Capital (SPI) | Springfield | IL | Defiance Memorial to Abraham Lincoln Capital |
| Whiteside Co/Jos H Bittorf Field (SQI) | Sterling/Rock Falls | IL | Defiance Memorial to Whiteside Co/Jos H Bittorf Field |
| Stevens Point Municipal (STE) | Stevens Point | WI | Defiance Memorial to Stevens Point Municipal |
| Lambert St Louis International (STL) | St Louis | MO | Defiance Memorial to Lambert St Louis International |
| St Marys Municipal (STQ) | St Marys | PA | Defiance Memorial to St Marys Municipal |
| Door County Cherryland (SUE) | Sturgeon Bay | WI | Defiance Memorial to Door County Cherryland |
| Spirit of St Louis (SUS) | St Louis | MO | Defiance Memorial to Spirit of St Louis |
| Toledo Executive (TDZ) | Toledo | OH | Defiance Memorial to Toledo Executive |
| Tri-Cities Regional, TN/VA (TRI) | Bristol/Johnson/Kingsport | TN | Defiance Memorial to Tri-Cities Regional, TN/VA |
| Cherry Capital (TVC) | Traverse City | MI | Defiance Memorial to Cherry Capital |
| Mcghee Tyson (TYS) | Knoxville | TN | Defiance Memorial to Mcghee Tyson |
| Tuscola Area (TZC) | Caro | MI | Defiance Memorial to Tuscola Area |
| Waukesha County (UES) | Waukesha | WI | Defiance Memorial to Waukesha County |
| Chicago/Waukegan Regional (UGN) | Chicago | IL | Defiance Memorial to Chicago/Waukegan Regional |
| Baldwin Field/Quincy Regional (UIN) | Quincy | IL | Defiance Memorial to Baldwin Field/Quincy Regional |
| Waukon Municipal Airport (UKN) | Waukon | IA | Defiance Memorial to Waukon Municipal Airport |
| Dodge County (UNU) | Juneau | WI | Defiance Memorial to Dodge County |
| Virginia Highlands (VJI) | Abingdon | VA | Defiance Memorial to Virginia Highlands |
| Vandalia Municipal (VLA) | Vandalia | IL | Defiance Memorial to Vandalia Municipal |
| Porter County Regional (VPZ) | Valparaiso | IN | Defiance Memorial to Porter County Regional |
| Walter A Duncan Field/Illinois Valley Regional (VYS) | Peru | IL | Defiance Memorial to Walter A Duncan Field/Illinois Valley Regional |
| Greene County (WAY) | Waynesburg | PA | Defiance Memorial to Greene County |
| West Branch Community (WBK) | West Branch | MI | Defiance Memorial to West Branch Community |
| Roben-Hood (WBR) | Big Rapids | MI | Defiance Memorial to Roben-Hood |
| Winchester Regional (WGO) | Winchester | VA | Defiance Memorial to Winchester Regional |
| Washington County (WSG) | Washington | PA | Defiance Memorial to Washington County |
| Grand Geneva Resort (XES) | Lake Geneva | WI | Defiance Memorial to Grand Geneva Resort |
| Brantford Municipal (XFV) | Brantford | ON | Defiance Memorial to Brantford Municipal |
| Grimsby Airpark (XGY) | Grimsby | ON | Defiance Memorial to Grimsby Airpark |
| Brampton (XPN) | Brampton | ON | Defiance Memorial to Brampton |
| Sault Ste Marie (YAM) | Sault Ste Marie | ON | Defiance Memorial to Sault Ste Marie |
| Centralia/James T Field Memorial (YCE) | Centralia | ON | Defiance Memorial to Centralia/James T Field Memorial |
| Chatham-Kent Municipal (YCK) | Chatham | ON | Defiance Memorial to Chatham-Kent Municipal |
| Niagara District (YCM) | St Catharines | ON | Defiance Memorial to Niagara District |
| Bar River (YEB) | Bar River | ON | Defiance Memorial to Bar River |
| Midland/Huronia (YEE) | Midland | ON | Defiance Memorial to Midland/Huronia |
| Elliot Lake Municipal (YEL) | Elliot Lake | ON | Defiance Memorial to Elliot Lake Municipal |
| Manitowaning Manitoulin East Municipal (YEM) | Manitowaning | ON | Defiance Memorial to Manitowaning Manitoulin East Municipal |
| Goderich Municipal (YGD) | Goderich | ON | Defiance Memorial to Goderich Municipal |
| John C Munro Hamilton International (YHM) | Hamilton | ON | Defiance Memorial to John C Munro Hamilton International |
| Saugeen Municipal (YHS) | Hanover | ON | Defiance Memorial to Saugeen Municipal |
| Willow Run (YIP) | Detroit | MI | Defiance Memorial to Willow Run |
| Kincardine (YKD) | Kincardine | ON | Defiance Memorial to Kincardine |
| Lake Simcoe Regional (YLS) | Barrie-Orillia | ON | Defiance Memorial to Lake Simcoe Regional |
| Youngstown/Warren Regional (YNG) | Youngstown | OH | Defiance Memorial to Youngstown/Warren Regional |
| Oshawa (YOO) | Oshawa | ON | Defiance Memorial to Oshawa |
| Owen Sound - Billy Bishop Regional (YOS) | Owen Sound | ON | Defiance Memorial to Owen Sound - Billy Bishop Regional |
| Parry Sound Area Municipal (YPD) | Parry Sound | ON | Defiance Memorial to Parry Sound Area Municipal |
| Peterborough (YPQ) | Peterborough | ON | Defiance Memorial to Peterborough |
| Pelee Island (YPT) | Pelee Island | ON | Defiance Memorial to Pelee Island |
| Muskoka (YQA) | Gravenhurst | ON | Defiance Memorial to Muskoka |
| Windsor (YQG) | Windsor | ON | Defiance Memorial to Windsor |
| St Thomas Municipal (YQS) | St Thomas | ON | Defiance Memorial to St Thomas Municipal |
| Stratford Municipal (YSA) | Stratford | ON | Defiance Memorial to Stratford Municipal |
| Trenton (YTR) | Trenton | ON | Defiance Memorial to Trenton |
| Billy Bishop Toronto City (YTZ) | Toronto | ON | Defiance Memorial to Billy Bishop Toronto City |
| Wiarton (YVV) | Wiarton | ON | Defiance Memorial to Wiarton |
| London (YXU) | London | ON | Defiance Memorial to London |
| Toronto Lester B Pearson International (YYZ) | Toronto | ON | Defiance Memorial to Toronto Lester B Pearson International |
| Gore Bay Manitoulin (YZE) | Gore Bay | ON | Defiance Memorial to Gore Bay Manitoulin |
| Sarnia/Chris Hadfield (YZR) | Sarnia | ON | Defiance Memorial to Sarnia/Chris Hadfield |
| Zanesville Municipal (ZZV) | Zanesville | OH | Defiance Memorial to Zanesville Municipal |
