| Lehigh Valley International (ABE) | Allentown | PA | Frederick Municipal to Lehigh Valley International |
| Atlantic City International (ACY) | Atlantic City | NJ | Frederick Municipal to Atlantic City International |
| Lenawee County (ADG) | Adrian | MI | Frederick Municipal to Lenawee County |
| Jaffrey Silver Ranch (AFN) | Jaffrey | NH | Frederick Municipal to Jaffrey Silver Ranch |
| Allegheny County (AGC) | Pittsburgh | PA | Frederick Municipal to Allegheny County |
| Akron Fulton International (AKC) | Akron | OH | Frederick Municipal to Akron Fulton International |
| Albany International (ALB) | Albany | NY | Frederick Municipal to Albany International |
| Lee (ANP) | Annapolis | MD | Frederick Municipal to Lee |
| Lima Allen County (AOH) | Lima | OH | Frederick Municipal to Lima Allen County |
| Altoona/Blair County (AOO) | Altoona | PA | Frederick Municipal to Altoona/Blair County |
| Ann Arbor Municipal (ARB) | Ann Arbor | MI | Frederick Municipal to Ann Arbor Municipal |
| Watertown International (ART) | Watertown | NY | Frederick Municipal to Watertown International |
| Nashua-Boire Field (ASH) | Nashua | NH | Frederick Municipal to Nashua-Boire Field |
| Gordon K Bush Ohio University (ATO) | Athens/Albany | OH | Frederick Municipal to Gordon K Bush Ohio University |
| Asheville Regional (AVL) | Asheville | NC | Frederick Municipal to Asheville Regional |
| Wilkes-Barre/Scranton International (AVP) | Scranton | PA | Frederick Municipal to Wilkes-Barre/Scranton International |
| Auglaize County Neil Armstrong (AXV) | Wapakoneta | OH | Frederick Municipal to Auglaize County Neil Armstrong |
| Barnes Municipal (BAF) | Westfield | MA | Frederick Municipal to Barnes Municipal |
| Wings Field (BBX) | Philadelphia | PA | Frederick Municipal to Wings Field |
| Virginia Tech Montgomery Executive (BCB) | Blacksburg | VA | Frederick Municipal to Virginia Tech Montgomery Executive |
| Bradley International (BDL) | Windsor Locks | CT | Frederick Municipal to Bradley International |
| Igor I Sikorsky Memorial (BDR) | Bridgeport | CT | Frederick Municipal to Igor I Sikorsky Memorial |
| Laurence G Hanscom Field (BED) | Bedford | MA | Frederick Municipal to Laurence G Hanscom Field |
| Bradford Regional (BFD) | Bradford | PA | Frederick Municipal to Bradford Regional |
| Beaver County (BFP) | Beaver Falls | PA | Frederick Municipal to Beaver County |
| Greater Binghamton Edwin A Link Field (BGM) | Binghamton | NY | Frederick Municipal to Greater Binghamton Edwin A Link Field |
| Block Island State (BID) | Block Island | RI | Frederick Municipal to Block Island State |
| Wayne County (BJJ) | Wooster | OH | Frederick Municipal to Wayne County |
| Burke Lakefront (BKL) | Cleveland | OH | Frederick Municipal to Burke Lakefront |
| Allen C Perkinson Blackstone Army Air Field (BKT) | Blackstone | VA | Frederick Municipal to Allen C Perkinson Blackstone Army Air Field |
| Raleigh County Memorial (BKW) | Beckley | WV | Frederick Municipal to Raleigh County Memorial |
| Mercer County (BLF) | Bluefield | WV | Frederick Municipal to Mercer County |
| Monmouth Executive (BLM) | Belmar | NJ | Frederick Municipal to Monmouth Executive |
| Boston Logan International (BOS) | Boston | MA | Frederick Municipal to Boston Logan International |
| Marlboro County Jetport - H.E. Avent Field (BTN) | Bennettsville | SC | Frederick Municipal to Marlboro County Jetport - H.E. Avent Field |
| Butler County/K W Scholter Field (BTP) | Butler | PA | Frederick Municipal to Butler County/K W Scholter Field |
| Buffalo Niagara International (BUF) | Buffalo | NY | Frederick Municipal to Buffalo Niagara International |
| Beverly Regional (BVY) | Beverly | MA | Frederick Municipal to Beverly Regional |
| Akron/Canton Regional (CAK) | Akron | OH | Frederick Municipal to Akron/Canton Regional |
| Greater Cumberland Regional (CBE) | Cumberland | MD | Frederick Municipal to Greater Cumberland Regional |
| Woodward Field (CDN) | Camden | SC | Frederick Municipal to Woodward Field |
| Essex County (CDW) | Caldwell | NJ | Frederick Municipal to Essex County |
| Westover Arb/Westover Metropolitan (CEF) | Chicopee | MA | Frederick Municipal to Westover Arb/Westover Metropolitan |
| Cambridge-Dorchester Regional (CGE) | Cambridge | MD | Frederick Municipal to Cambridge-Dorchester Regional |
| Cuyahoga County (CGF) | Cleveland | OH | Frederick Municipal to Cuyahoga County |
| Charlottesville Albemarle (CHO) | Charlottesville | VA | Frederick Municipal to Charlottesville Albemarle |
| North Central West Virginia (CKB) | Clarksburg | WV | Frederick Municipal to North Central West Virginia |
| Cleveland/Hopkins International (CLE) | Cleveland | OH | Frederick Municipal to Cleveland/Hopkins International |
| Charlotte Douglas International (CLT) | Charlotte | NC | Frederick Municipal to Charlotte Douglas International |
| John Glenn International (CMH) | Columbus | OH | Frederick Municipal to John Glenn International |
| Claremont Municipal (CNH) | Claremont | NH | Frederick Municipal to Claremont Municipal |
| Concord Municipal (CON) | Concord | NH | Frederick Municipal to Concord Municipal |
| Grand Strand North Myrtle Beach (CRE) | North Myrtle Beach | SC | Frederick Municipal to Grand Strand North Myrtle Beach |
| Yeager (CRW) | Charleston | WV | Frederick Municipal to Yeager |
| Chester County G O Carlson (CTH) | Coatesville | PA | Frederick Municipal to Chester County G O Carlson |
| Cortland County-Chase Field (CTX) | Cortland | NY | Frederick Municipal to Cortland County-Chase Field |
| Clinton-Sampson County (CTZ) | Clinton | NC | Frederick Municipal to Clinton-Sampson County |
| Cincinnati Northern Kentucky International (CVG) | Cincinnati | OH | Frederick Municipal to Cincinnati Northern Kentucky International |
| Burlington Executive (CZB) | Burlington | ON | Frederick Municipal to Burlington Executive |
| Danville Regional (DAN) | Danville | VA | Frederick Municipal to Danville Regional |
| Dayton International James M Cox (DAY) | Dayton | OH | Frederick Municipal to Dayton International James M Cox |
| Coleman A Young Municipal (DET) | Detroit | MI | Frederick Municipal to Coleman A Young Municipal |
| Defiance Memorial (DFI) | Defiance | OH | Frederick Municipal to Defiance Memorial |
| Chautauqua County/Dunkirk (DKK) | Dunkirk | NY | Frederick Municipal to Chautauqua County/Dunkirk |
| Dillon County Airport (DLL) | Dillon | SD | Frederick Municipal to Dillon County Airport |
| Dover AFB (DOV) | Dover | DE | Frederick Municipal to Dover AFB |
| Dansville Municipal (DSV) | Dansville | NY | Frederick Municipal to Dansville Municipal |
| Detroit Metro Wayne County (DTW) | Detroit | MI | Frederick Municipal to Detroit Metro Wayne County |
| Dunnville (DU9) | Dunnville | ON | Frederick Municipal to Dunnville |
| Pine Island Airport (DUF) | Corolla | NC | Frederick Municipal to Pine Island Airport |
| Dubois Regional (DUJ) | DuBois | PA | Frederick Municipal to Dubois Regional |
| Danbury Municipal (DXR) | Danbury | CT | Frederick Municipal to Danbury Municipal |
| Doylestown (DYL) | Doylestown | PA | Frederick Municipal to Doylestown |
| Elizabeth City Regional & Coast Guard Station (ECG) | Elizabeth City | NC | Frederick Municipal to Elizabeth City Regional & Coast Guard Station |
| Northeastern Regional (EDE) | Edenton | NC | Frederick Municipal to Northeastern Regional |
| Dilliant-Hopkins (EEN) | Keene | NH | Frederick Municipal to Dilliant-Hopkins |
| Elkins/Randolph County (EKN) | Elkins | WV | Frederick Municipal to Elkins/Randolph County |
| Elmira/Corning Regional (ELM) | Elmira | NY | Frederick Municipal to Elmira/Corning Regional |
| Wellsville Municipal/Tarantine Field (ELZ) | Wellsville | NY | Frederick Municipal to Wellsville Municipal/Tarantine Field |
| Erie International/Tom Ridge Field (ERI) | Erie | PA | Frederick Municipal to Erie International/Tom Ridge Field |
| Easton/Newnam Field (ESN) | Easton | MD | Frederick Municipal to Easton/Newnam Field |
| Stroudsburg-Pocono (ESP) | East Stroudsburg | PA | Frederick Municipal to Stroudsburg-Pocono |
| New Bedford Regional (EWB) | New Bedford | MA | Frederick Municipal to New Bedford Regional |
| Coastal Carolina Regional (EWN) | New Bern | NC | Frederick Municipal to Coastal Carolina Regional |
| Newark Liberty International (EWR) | Newark | NJ | Frederick Municipal to Newark Liberty International |
| Fayetteville Regional/Grannis Field (FAY) | Fayetteville | NC | Frederick Municipal to Fayetteville Regional/Grannis Field |
| Findlay (FDY) | Findlay | OH | Frederick Municipal to Findlay |
| First Flight (FFA) | Kill Devil Hills | NC | Frederick Municipal to First Flight |
| Elizabeth Field Airport (FID) | Fishers Island | NY | Frederick Municipal to Elizabeth Field Airport |
| Venango Regional (FKL) | Franklin | PA | Frederick Municipal to Venango Regional |
| Franklin Municipal-John Beverly Rose (FKN) | Franklin | VA | Frederick Municipal to Franklin Municipal-John Beverly Rose |
| Florence Regional (FLO) | Florence | SC | Frederick Municipal to Florence Regional |
| Francis S Gabreski (FOK) | Westhampton Beach | NY | Frederick Municipal to Francis S Gabreski |
| Republic Long Island (FRG) | Farmingdale | NY | Frederick Municipal to Republic Long Island |
| Front Royal-Warren County (FRR) | Front Royal | VA | Frederick Municipal to Front Royal-Warren County |
| Greeneville-Greene County Municipal (GCY) | Greeneville | TN | Frederick Municipal to Greeneville-Greene County Municipal |
| Gardner Municipal (GDM) | Gardner | MA | Frederick Municipal to Gardner Municipal |
| Delaware Coastal (GED) | Georgetown | DE | Frederick Municipal to Delaware Coastal |
| Floyd Bennett Memorial (GFL) | Glens Falls | NY | Frederick Municipal to Floyd Bennett Memorial |
| Groton New London (GON) | Groton New London | CT | Frederick Municipal to Groton New London |
| Galion Municipal (GQQ) | Galion | OH | Frederick Municipal to Galion Municipal |
| Piedmont Triad International (GSO) | Greensboro | NC | Frederick Municipal to Piedmont Triad International |
| Gordonsville Municipal Airport (GVE) | Gordonsville | VA | Frederick Municipal to Gordonsville Municipal Airport |
| Butler County Regional-Hogan Field (HAO) | Hamilton | OH | Frederick Municipal to Butler County Regional-Hogan Field |
| Capital City Harrisburg (HAR) | Harrisburg | PA | Frederick Municipal to Capital City Harrisburg |
| Columbia County (HCC) | Hudson | NY | Frederick Municipal to Columbia County |
| Cheraw Municipal/Lynch Bellinger Field (HCW) | Cheraw | SC | Frederick Municipal to Cheraw Municipal/Lynch Bellinger Field |
| Hartford/Brainard (HFD) | Hartford | CT | Frederick Municipal to Hartford/Brainard |
| Hickory Regional (HKY) | Hickory | NC | Frederick Municipal to Hickory Regional |
| Wheeling Ohio County (HLG) | Wheeling | WV | Frederick Municipal to Wheeling Ohio County |
| Billy Mitchell (HNC) | Hatteras | NC | Frederick Municipal to Billy Mitchell |
| Westchester County (HPN) | White Plains | NY | Frederick Municipal to Westchester County |
| Ingalls Field (HSP) | Hot Springs | VA | Frederick Municipal to Ingalls Field |
| East Hampton (HTO) | East Hampton | NY | Frederick Municipal to East Hampton |
| Tri-State Milton J Ferguson Field (HTS) | Huntington | WV | Frederick Municipal to Tri-State Milton J Ferguson Field |
| Lawrence County Airpark (HTW) | Chesapeake | OH | Frederick Municipal to Lawrence County Airpark |
| Tweed/New Haven (HVN) | New Haven | CT | Frederick Municipal to Tweed/New Haven |
| Hartsville Regional (HVS) | Hartsville | SC | Frederick Municipal to Hartsville Regional |
| Barnstable Municipal/Boardman-Polando Field (HYA) | Hyannis | MA | Frederick Municipal to Barnstable Municipal/Boardman-Polando Field |
| Hazleton Regional (HZL) | Hazleton | PA | Frederick Municipal to Hazleton Regional |
| Niagara Falls International (IAG) | Niagara Falls | NY | Frederick Municipal to Niagara Falls International |
| Indiana County/Jimmy Stewart Field (IDI) | Indiana | PA | Frederick Municipal to Indiana County/Jimmy Stewart Field |
| Wilkes County (IKB) | N Wilkesboro | NC | Frederick Municipal to Wilkes County |
| Wilmington/New Castle (ILG) | Wilmington | DE | Frederick Municipal to Wilmington/New Castle |
| Wilmington International (ILM) | Wilmington | NC | Frederick Municipal to Wilmington International |
| Wilmington Airpark (ILN) | Wilmington | OH | Frederick Municipal to Wilmington Airpark |
| Smith Reynolds (INT) | Winston-Salem | NC | Frederick Municipal to Smith Reynolds |
| Williamsport Regional (IPT) | Williamsport | PA | Frederick Municipal to Williamsport Regional |
| Kinston Regional Jetport Stallings Field (ISO) | Kinston | NC | Frederick Municipal to Kinston Regional Jetport Stallings Field |
| Long Island Macarthur (ISP) | Islip | NY | Frederick Municipal to Long Island Macarthur |
| Ithaca Tompkins Regional (ITH) | Ithaca | NY | Frederick Municipal to Ithaca Tompkins Regional |
| New York/John F Kennedy International (JFK) | New York | NY | Frederick Municipal to New York/John F Kennedy International |
| Northeast Ohio Regional (JFN) | Ashtabula | OH | Frederick Municipal to Northeast Ohio Regional |
| Chautauqua County/Jamestown (JHW) | Jamestown | NY | Frederick Municipal to Chautauqua County/Jamestown |
| John Murtha Johnstown/Cambria County (JST) | Johnstown | PA | Frederick Municipal to John Murtha Johnstown/Cambria County |
| Central Jersey Regional (JVI) | Manville | NJ | Frederick Municipal to Central Jersey Regional |
| Arnold Palmer Regional (LBE) | Latrobe | PA | Frederick Municipal to Arnold Palmer Regional |
| Lumberton Regional (LBT) | Lumberton | NC | Frederick Municipal to Lumberton Regional |
| Rickenbacker International (LCK) | Columbus | OH | Frederick Municipal to Rickenbacker International |
| Linden (LDJ) | Linden | NJ | Frederick Municipal to Linden |
| Lebanon Municipal (LEB) | Lebanon | NH | Frederick Municipal to Lebanon Municipal |
| Blue Grass (LEX) | Lexington | KY | Frederick Municipal to Blue Grass |
| Triangle North Executive (LFN) | Louisburg | NC | Frederick Municipal to Triangle North Executive |
| La Guardia (LGA) | New York | NY | Frederick Municipal to La Guardia |
| William T. Piper Memorial (LHV) | Lock Haven | PA | Frederick Municipal to William T. Piper Memorial |
| Lake Placid (LKP) | Lake Placid | NY | Frederick Municipal to Lake Placid |
| South Jersey Regional (LLY) | Mount Holly | NJ | Frederick Municipal to South Jersey Regional |
| Willoughby Lost Nation Municipal (LNN) | Willoughby | OH | Frederick Municipal to Willoughby Lost Nation Municipal |
| Lonesome Pine (LNP) | Wise | VA | Frederick Municipal to Lonesome Pine |
| Lancaster (LNS) | Lancaster | PA | Frederick Municipal to Lancaster |
| Louisa County/Freeman Field (LOW) | Louisa | VA | Frederick Municipal to Louisa County/Freeman Field |
| London Corbin Magee Field (LOZ) | London | KY | Frederick Municipal to London Corbin Magee Field |
| St. Mary's County Regional (LTW) | Leonardtown | MD | Frederick Municipal to St. Mary's County Regional |
| Cincinnati Municipal Lunken (LUK) | Cincinnati | OH | Frederick Municipal to Cincinnati Municipal Lunken |
| Lawrenceville/Brunswick Municipal (LVL) | Lawrenceville | VA | Frederick Municipal to Lawrenceville/Brunswick Municipal |
| Greenbrier Valley (LWB) | Lewisburg | WV | Frederick Municipal to Greenbrier Valley |
| Lawrence Municipal (LWM) | Lawrence | MA | Frederick Municipal to Lawrence Municipal |
| Lynchburg Regional/Preston Glenn Field (LYH) | Lynchburg | VA | Frederick Municipal to Lynchburg Regional/Preston Glenn Field |
| Harrisburg International (MDT) | Harrisburg | PA | Frederick Municipal to Harrisburg International |
| Port Meadville (MEJ) | Meadville | PA | Frederick Municipal to Port Meadville |
| Dare County Regional (MEO) | Manteo | NC | Frederick Municipal to Dare County Regional |
| Mansfield Lahm Regional (MFD) | Mansfield | OH | Frederick Municipal to Mansfield Lahm Regional |
| Accomack County (MFV) | Melfa | VA | Frederick Municipal to Accomack County |
| Orange County (MGJ) | Montgomery | NY | Frederick Municipal to Orange County |
| Morgantown Municipal Walter L Bill Hart Field (MGW) | Morgantown | WV | Frederick Municipal to Morgantown Municipal Walter L Bill Hart Field |
| Dayton-Wright Brothers (MGY) | Dayton | OH | Frederick Municipal to Dayton-Wright Brothers |
| Manchester (MHT) | Manchester | NH | Frederick Municipal to Manchester |
| Millville Municipal (MIV) | Millville | NJ | Frederick Municipal to Millville Municipal |
| Ocean County (MJX) | Toms River | NJ | Frederick Municipal to Ocean County |
| Minute Man Air Field (MMN) | Stow | MA | Frederick Municipal to Minute Man Air Field |
| Morristown Municipal (MMU) | Morristown | NJ | Frederick Municipal to Morristown Municipal |
| Marion Municipal (MNN) | Marion | OH | Frederick Municipal to Marion Municipal |
| Manassas Regional/Harry P Davis Field (MNZ) | Manassas | VA | Frederick Municipal to Manassas Regional/Harry P Davis Field |
| Moore-Murrell (MOR) | Morristown | TN | Frederick Municipal to Moore-Murrell |
| Pocono Mountains Municipal (MPO) | Mount Pocono | PA | Frederick Municipal to Pocono Mountains Municipal |
| Foothills Regional (MRN) | Morganton | NC | Frederick Municipal to Foothills Regional |
| Sullivan County International (MSV) | Monticello | NY | Frederick Municipal to Sullivan County International |
| Martin State (MTN) | Baltimore | MD | Frederick Municipal to Martin State |
| Montauk (MTP) | Montauk | NY | Frederick Municipal to Montauk |
| Martha's Vineyard (MVY) | Vineyard Haven | MA | Frederick Municipal to Martha's Vineyard |
| Middletown Regional - Hook Field (MWO) | Middletown | OH | Frederick Municipal to Middletown Regional - Hook Field |
| Laurinburg-Maxton (MXE) | Maxton | NC | Frederick Municipal to Laurinburg-Maxton |
| Quonset State (NCO) | North Kingstown | RI | Frederick Municipal to Quonset State |
| Haliburton/Stanhope Muni (ND4) | Haliburton | | Frederick Municipal to Haliburton/Stanhope Muni |
| Lindsay (NF4) | Lindsay | ON | Frederick Municipal to Lindsay |
| Newport State (NPT) | Newport | RI | Frederick Municipal to Newport State |
| Niagara Central (NQ3) | Welland | ON | Frederick Municipal to Niagara Central |
| Toronto/Markham (NU8) | Markham | | Frederick Municipal to Toronto/Markham |
| Parlin Field (NWH) | Newport | NH | Frederick Municipal to Parlin Field |
| Collingwood (NY3) | Collingwood | ON | Frederick Municipal to Collingwood |
| Albert J Ellis (OAJ) | Jacksonville | NC | Frederick Municipal to Albert J Ellis |
| Ocean City Municipal (OCE) | Ocean City | MD | Frederick Municipal to Ocean City Municipal |
| Washington-Warren (OCW) | Washington | NC | Frederick Municipal to Washington-Warren |
| Garrett County (ODM) | Oakland | MD | Frederick Municipal to Garrett County |
| Ogdensburg International (OGS) | Ogdensburg | NY | Frederick Municipal to Ogdensburg International |
| Lt Warren Eaton (OIC) | Norwich | NY | Frederick Municipal to Lt Warren Eaton |
| Cattaraugus County-Olean Municipal (OLE) | Olean | NY | Frederick Municipal to Cattaraugus County-Olean Municipal |
| Oneonta Municipal (ONH) | Oneonta | NY | Frederick Municipal to Oneonta Municipal |
| Norfolk International (ORF) | Norfolk | VA | Frederick Municipal to Norfolk International |
| Worcester Regional (ORH) | Worcester | MA | Frederick Municipal to Worcester Regional |
| Ohio State University (OSU) | Columbus | OH | Frederick Municipal to Ohio State University |
| Norwood Memorial (OWD) | Norwood | MA | Frederick Municipal to Norwood Memorial |
| Waterbury/Oxford (OXC) | Oxford | CT | Frederick Municipal to Waterbury/Oxford |
| Miami University (OXD) | Oxford | OH | Frederick Municipal to Miami University |
| Princeton (PCT) | Princeton | NJ | Frederick Municipal to Princeton |
| Cambridge/Reid's Field (PE4) | Cambridge | ON | Frederick Municipal to Cambridge/Reid's Field |
| Grant County (PGC) | Petersburg | WV | Frederick Municipal to Grant County |
| Pitt-Greenville (PGV) | Greenville | NC | Frederick Municipal to Pitt-Greenville |
| Harry Clever Field (PHD) | New Philadelphia | OH | Frederick Municipal to Harry Clever Field |
| Newport News/Williamsburg Intl/Patrick Henry Field (PHF) | Newport News | VA | Frederick Municipal to Newport News/Williamsburg Intl/Patrick Henry Field |
| Philadelphia International (PHL) | Philadelphia | PA | Frederick Municipal to Philadelphia International |
| St Clair County International (PHN) | Port Huron | MI | Frederick Municipal to St Clair County International |
| Pittsburgh International (PIT) | Pittsburgh | PA | Frederick Municipal to Pittsburgh International |
| Mid Ohio Valley Regional (PKB) | Parkersburg | WV | Frederick Municipal to Mid Ohio Valley Regional |
| Greater Portsmouth Regional (PMH) | Portsmouth | OH | Frederick Municipal to Greater Portsmouth Regional |
| Northeast Philadelphia (PNE) | Philadelphia | PA | Frederick Municipal to Northeast Philadelphia |
| Hudson Valley Regional (POU) | Poughkeepsie | NY | Frederick Municipal to Hudson Valley Regional |
| Wingham/Richard W Levan (PR7) | Wingham | ON | Frederick Municipal to Wingham/Richard W Levan |
| Mid-State (PSB) | Philipsburg | PA | Frederick Municipal to Mid-State |
| Pittsfield Municipal (PSF) | Pittsfield | MA | Frederick Municipal to Pittsfield Municipal |
| New River Valley (PSK) | Dublin | VA | Frederick Municipal to New River Valley |
| Dinwiddie County (PTB) | Petersburg | VA | Frederick Municipal to Dinwiddie County |
| Oakland County International (PTK) | Pontiac | MI | Frederick Municipal to Oakland County International |
| Heritage Field (PTW) | Pottstown | PA | Frederick Municipal to Heritage Field |
| Tyendinaga/Mohawk (PU6) | Tyendinaga | ON | Frederick Municipal to Tyendinaga/Mohawk |
| Theodore Francis Green International (PVD) | Providence | RI | Frederick Municipal to Theodore Francis Green International |
| Plymouth Municipal (PYM) | Plymouth | MA | Frederick Municipal to Plymouth Municipal |
| Wilgrove Air Park (QWG) | Charlotte | NC | Frederick Municipal to Wilgrove Air Park |
| Reading Regional/Carl A Spaatz Field (RDG) | Reading | PA | Frederick Municipal to Reading Regional/Carl A Spaatz Field |
| Raleigh-Durham International (RDU) | Raleigh/Durham | NC | Frederick Municipal to Raleigh-Durham International |
| Mifflin County (RED) | Reedsville | PA | Frederick Municipal to Mifflin County |
| Richmond International (RIC) | Richmond | VA | Frederick Municipal to Richmond International |
| Richmond Municipal (RID) | Richmond | IN | Frederick Municipal to Richmond Municipal |
| Rock Hill/York County/Bryant Field (RKH) | Rock Hill | SC | Frederick Municipal to Rock Hill/York County/Bryant Field |
| Griffiss International (RME) | Rome | NY | Frederick Municipal to Griffiss International |
| Roanoke Regional/Woodrum Field (ROA) | Roanoke | VA | Frederick Municipal to Roanoke Regional/Woodrum Field |
| Greater Rochester International (ROC) | Rochester | NY | Frederick Municipal to Greater Rochester International |
| Rutland Southern Vermont Regional (RUT) | Rutland | VT | Frederick Municipal to Rutland Southern Vermont Regional |
| Rocky Mount - Wilson (RWI) | Rocky Mount | NC | Frederick Municipal to Rocky Mount - Wilson |
| Salisbury Ocean City/Wicomico Regional (SBY) | Salisbury | MD | Frederick Municipal to Salisbury Ocean City/Wicomico Regional |
| University Park (SCE) | State College | PA | Frederick Municipal to University Park |
| Schenectady County (SCH) | Schenectady | NY | Frederick Municipal to Schenectady County |
| Penn Valley (SEG) | Selinsgrove | PA | Frederick Municipal to Penn Valley |
| North Central State (SFZ) | Pawtucket | RI | Frederick Municipal to North Central State |
| Springfield/Beckley Municipal (SGH) | Springfield | OH | Frederick Municipal to Springfield/Beckley Municipal |
| Shenandoah Valley Regional (SHD) | Staunton | VA | Frederick Municipal to Shenandoah Valley Regional |
| Adirondack Regional (SLK) | Saranac Lake | NY | Frederick Municipal to Adirondack Regional |
| Moore County (SOP) | Pinehurst | NC | Frederick Municipal to Moore County |
| Spartanburg Downtown Memorial (SPA) | Spartanburg | SC | Frederick Municipal to Spartanburg Downtown Memorial |
| Salisbury/Rowan County (SRW) | Salisbury | NC | Frederick Municipal to Salisbury/Rowan County |
| St Marys Municipal (STQ) | St Marys | PA | Frederick Municipal to St Marys Municipal |
| Statesville Regional (SVH) | Statesville | NC | Frederick Municipal to Statesville Regional |
| Stewart International (SWF) | Newburgh | NY | Frederick Municipal to Stewart International |
| Sidney Municipal (SXY) | Sidney | NY | Frederick Municipal to Sidney Municipal |
| Syracuse Hancock International (SYR) | Syracuse | NY | Frederick Municipal to Syracuse Hancock International |
| Toledo Executive (TDZ) | Toledo | OH | Frederick Municipal to Toledo Executive |
| Teterboro (TEB) | Teterboro | NJ | Frederick Municipal to Teterboro |
| York (THV) | York | PA | Frederick Municipal to York |
| Toledo Express (TOL) | Toledo | OH | Frederick Municipal to Toledo Express |
| Tri-Cities Regional Tn/Va (TRI) | Bristol/Johnson/Kingsport | TN | Frederick Municipal to Tri-Cities Regional Tn/Va |
| Trenton Mercer (TTN) | Trenton | NJ | Frederick Municipal to Trenton Mercer |
| Quakertown (UKT) | Quakertown | PA | Frederick Municipal to Quakertown |
| Union County Troy Shelton Field (USC) | Union | SC | Frederick Municipal to Union County Troy Shelton Field |
| Virginia Highlands (VJI) | Abingdon | VA | Frederick Municipal to Virginia Highlands |
| Hartness State (Springfield) (VSF) | Springfield | VT | Frederick Municipal to Hartness State (Springfield) |
| Greene County (WAY) | Waynesburg | PA | Frederick Municipal to Greene County |
| Wilkes-Barre Wyoming Valley (WBW) | Wilkes-Barre | PA | Frederick Municipal to Wilkes-Barre Wyoming Valley |
| Winchester Regional (WGO) | Winchester | VA | Frederick Municipal to Winchester Regional |
| Washington County (WSG) | Washington | PA | Frederick Municipal to Washington County |
| Brookhaven (WSH) | Shirley | NY | Frederick Municipal to Brookhaven |
| Westerly State (WST) | Westerly | RI | Frederick Municipal to Westerly State |
| Wildwood/Cape May County (WWD) | Wildwood | NJ | Frederick Municipal to Wildwood/Cape May County |
| Brockville Regional Tackaberry (XBR) | Brockville | ON | Frederick Municipal to Brockville Regional Tackaberry |
| Brantford Municipal (XFV) | Brantford | ON | Frederick Municipal to Brantford Municipal |
| Grimsby Airpark (XGY) | Grimsby | ON | Frederick Municipal to Grimsby Airpark |
| Brampton (XPN) | Brampton | ON | Frederick Municipal to Brampton |
| Centralia/James T Field Memorial (YCE) | Centralia | ON | Frederick Municipal to Centralia/James T Field Memorial |
| Chatham-Kent Municipal (YCK) | Chatham | ON | Frederick Municipal to Chatham-Kent Municipal |
| Niagara District (YCM) | St Catharines | ON | Frederick Municipal to Niagara District |
| Midland/Huronia (YEE) | Midland | ON | Frederick Municipal to Midland/Huronia |
| Goderich Municipal (YGD) | Goderich | ON | Frederick Municipal to Goderich Municipal |
| Kingston (YGK) | Kingston | ON | Frederick Municipal to Kingston |
| John C Munro Hamilton International (YHM) | Hamilton | ON | Frederick Municipal to John C Munro Hamilton International |
| Saugeen Municipal (YHS) | Hanover | ON | Frederick Municipal to Saugeen Municipal |
| Willow Run (YIP) | Detroit | MI | Frederick Municipal to Willow Run |
| Kincardine (YKD) | Kincardine | ON | Frederick Municipal to Kincardine |
| Lake Simcoe Regional (YLS) | Barrie-Orillia | ON | Frederick Municipal to Lake Simcoe Regional |
| Youngstown/Warren Regional (YNG) | Youngstown | OH | Frederick Municipal to Youngstown/Warren Regional |
| Oshawa (YOO) | Oshawa | ON | Frederick Municipal to Oshawa |
| Owen Sound - Billy Bishop Regional (YOS) | Owen Sound | ON | Frederick Municipal to Owen Sound - Billy Bishop Regional |
| Peterborough (YPQ) | Peterborough | ON | Frederick Municipal to Peterborough |
| Pelee Island (YPT) | Pelee Island | ON | Frederick Municipal to Pelee Island |
| Muskoka (YQA) | Gravenhurst | ON | Frederick Municipal to Muskoka |
| Windsor (YQG) | Windsor | ON | Frederick Municipal to Windsor |
| St Thomas Municipal (YQS) | St Thomas | ON | Frederick Municipal to St Thomas Municipal |
| Stratford Municipal (YSA) | Stratford | ON | Frederick Municipal to Stratford Municipal |
| Smiths Falls Montague/Russ Beach (YSH) | Smiths Falls | ON | Frederick Municipal to Smiths Falls Montague/Russ Beach |
| Trenton (YTR) | Trenton | ON | Frederick Municipal to Trenton |
| Billy Bishop Toronto City (YTZ) | Toronto | ON | Frederick Municipal to Billy Bishop Toronto City |
| London (YXU) | London | ON | Frederick Municipal to London |
| Toronto Lester B Pearson International (YYZ) | Toronto | ON | Frederick Municipal to Toronto Lester B Pearson International |
| Sarnia/Chris Hadfield (YZR) | Sarnia | ON | Frederick Municipal to Sarnia/Chris Hadfield |
| Zanesville Municipal (ZZV) | Zanesville | OH | Frederick Municipal to Zanesville Municipal |
