Alabama
Birmingham International Airport Code: BHM
Dothan Regional Airport Code: DHN
Huntsville International Airport Code: HSV
Mobile Airport Authority, Downtown Code: BFM
Mobile Regional Airport Code: MOB
Montgomery Airport Authority Code: MGM
Tuscaloosa Municipal Airport Code: TCL

Alaska
Anchorage International Airport Code: ANC
Fairbanks International Airport Code: FAI
Juneau International Airport Code: JNU

Arizona
Falcon Field Airport Code: FFZ
Phoenix Sky Harbor International Airport Code: PHX
Scottsdale Airport Code: SCF
Tucson International Airport Code: TUS
Yuma International Airport Code: YUM

Arkansas
Northwest Arkansas Regional Airport Code: XNA
Fort Smith Regional Airport Code: FSM
Little Rock National Airport Code: LIT
Texarkana Regional Airport Code: TXK

California
Bakersfield, Meadows Field Code: BFL
Burbank-Glendale-Pasadena Airport Code: BUR
Fresno-Yosemite International Airport Code: FAT
Hayward Executive Airport Code: HWD
Long Beach, Daugherty Field Code: LGB
Los Angeles International Airport Code: LAX
Monterey Peninsula Airport Code: MRY
Oakland International Airport Code: OAK
Ontario International Airport Code: ONT
Palmdale Regional Airport Code: PMD
Palm Springs International Airport Code: PSP
Sacramento International Airport Code: SMF
San Carlos Airport Code: SQL
San Diego International Airport Code: SAN
San Francisco International Airport Code: SFO
San Jose International Airport Code: SJC
Santa Ana, Orange County-John Wayne Code: SNA
Santa Maria Airport Code: SMX
Van Nuys Airport Code: VNY

Colorado
Arapahoe County Public Airport Authority Code: APA
Colorado Springs Airport Code: COS
Denver International Airport Code: DEN
Durango, LaPlata Field Code: DRO
Grand Junction, Walker Field Code: GJT
Greeley-Weld County Airport Code: GXY
Gunnison County Airport Code: GUC
Montrose Regional Airport Code: MTJ
Pueblo Memorial Airport Code: PUB
Steamboat Springs-Hayden, Yampa Valley Regional Airport Code: HDN
Telluride Regional Airport Code: TEX
Vail-Beaver Creek, Eagle Creek Regional Airport Code: EGE
Watkins, Front Range Airport Code: FTG

Connecticut
Groton-New London Airport Code: GON
Northern Connecticut, Bradley International Airport Code: BDL
Tweed-New Haven Airport Code: HVN

Delaware
New Castle-Wilmington Code: ILG

District of Columbia
Baltimore/Washington International Airport Code: BWI
Dulles International Airport Code: IAD
Ronald Reagan National Airport Code: DCAP

Florida
Boca Raton Airport Code: BCT
Daytona Beach International Airport Code: DAB
Fort Lauderdale-Hollywood International Airport Code: FLL
Fort Meyers, Southwest Florida International Airport Code: RSW
Jacksonville International Airport Code: JAX
Jacksonville Municipal, Craig Airport Code: CRG
Key West International Airport Code: EYW
Lakeland, Linder Regional Airport Code: LAL
Marathon, Florida Keys Airport Code: MTH
Miami International Airport Code: MIA
Orlando Executive Airport Code: ORL
Orlando International Airport Code: MCO
Orlando/Sanford Airport Code: SFB
Palm Beach International Airport Code: PBI
Panama City-Bay County International Airport Code: PFN
Pensacola Regional Airport Code: PNS
St. Petersburg-Clearwater International Airport Code: PIE
Sarasota/Bradenton International Airport Code: SRQ
Sebring Regional Airport Code: SEF
Tallahassee Regional Airport Code: TLH
Tampa International Airport Code: TPA

Georgia
Atlanta, Decalb Peachtree Airport Code: PDK
Atlanta, Hartsfield International Airport Code: ATL
Peachtree City Airport Code: FFC
Savannah International Airport Code: SAV

Hawaii
Hilo International Code: ITO
Honolulu International Airport Code: HNL
Kahului, Maui Code: OGG
Kona International at Keahole Code: KOA
Statewide Airport Information for Hawaii from the Hawaii Department of Transportation

Idaho
Boise, Gowen Field Code: BOI
Lewiston-Nez Perce Airport Code: LWS
Pocatello Regional Airport Code: PIH

Illinois
Belleville, MidAmerica Airport Code: BLV
Bloomington-Normal , Central Illinois Regional Airport Code: BMI
Chicago, Merrill C. Meigs Airport Code: CGX
Chicago, Midway Airport Code: MDW
Chicago, O’Hare International Airport Code: ORD
Decatur Airport Code: DEC
DuPage Airport Code: DPA
East Alton, St. Louis Regional Airport Code: ALN
Kankakee, Greater Kankakee Airport Code: IKK
Moline, Quad City International Airport Code: MLI
Mt. Vernon Airport Code: MVN
Peoria, Greater Peoria Regional Airport Code: PIA
Springfield, Capital Airport Code: SPI
Rockford, Greater Rockford Airport Code: RFD
Williard-East Central Illinois Airport Code: CMI

Indiana
Evansville Regional Airport Code: EVV
Ft. Wayne International Airport Code: FWA
Gary/Chicago Airport Code: GYY
Indianapolis International Airport Code: IND
Lafayette/West Lafayette, Purdue University Airport Code: LAF
South Bend, Michiana Regional Transportation Center Code: SBN
Terre Haute International Airport Code: HUF
Valparaiso, Porter County Municipal Code: VPZ

Iowa
Burlington, Southeast Iowa Regional Airport Code: BRL
Cedar Rapids, Eastern Iowa Airport Code: CID
Davenport, Bettendorf Iowa, Rock Island, Moline Illinois Quad City International Airport Code: MLI
Des Moines International Airport Code: DSM
Dubuque Regional Airport Code: DBQ
Fort Dodge Regional Airport Code: FOD
Sioux City Gateway Code: SUX
Waterloo Municipal Code: ALO

Kansas
Salina Airport Code: SLN
Phillip Billard Airport Code: TOP
Forbes Field Code: FOE
Manhattan Regional Airport Code: MHK
Topeka Airport Authority
Wichita Mid-Continent Airport Code: ICT

Kentuky 
Ashland, KY-Huntington, WV Tri-State Airport Code: HTS
Cincinnati-Northern Kentucky International Airport Code: CVG
Lexington, Blue Grass Airport Code: LEX
Louisville International Airport Code: SDF
Owensboro Regional Airport Code: OWB
Paducah, Barkley Regional Airport Code: PAH

Louisiana 
Alexandria International Airport Code: AEX
Baton Rouge Metropolitan Airport Code: BTR
Lake Charles, Chennault International Airport Code: CWF
Lafayette Regional Airport Code: LFT
Monroe Regional Airport Code: MLU
New Orleans International Airport Code: MSY
Shreveport Airport Authority Code: SHV

Maine
Augusta Airport Code: AUG
Bangor International Airport Code: BGR
Portland International Jetport Code: PWM
Presque Isle, Northern Maine Regional Airport Code: PQI

Maryland
Baltimore/Washington International Airport Code: BWI
Hagerstown Regional Airport Code: HGR

Massachusetts 
Boston, General Edward Lawrence Logan International Airport Code: BOS
Nantucket Memorial Airport Code: ACK
Worcester Regional Airport Code: ORH

Michigan 
Detroit Metro Airport Code: DTW
Flint, Bishop International Airport Code: FNT
Grand Rapids, Kent County International Airport Code: GRR
Kalamazoo-Battle Creek International Airport Code: AZO
Lansing, Capital City Airport Code: LAN
Marquette, Sawyer International Airport Code: MQT
Midland-Bay-Saginaw, MBS Airport Code: MBS
Muskegon County Airport Code: MKG
Traverse City, Cherry Capital Airport Code: TVC

Minnesota 
Duluth International Airport Code: DLH
Minneapolis/St.Paul International Airport Code: MSP
Rochester International Airport Code: RST

Mississippi 
Columbus,Starkville,West Point-Golden Triangle Regional Airport Code: GTR
Gulfport-Biloxi Regional Airport Code: GPT
Jackson International Airport Code: JAN

Missouri
Columbia Regional Airport Code: COU
Joplin Regional Airport Code: JLN
Kansas City, Downtown Airport Code: MKC
Kansas City International Airport Code: MCI
St. Joseph, Rosecrans Memorial Code: STJ
St. Louis, Chesterfield-Spirit of St. Louis Airport Code: SUS
St. Louis, Lambert-St. Louis International Airport Code: STL
St. Louis, ( Belleville, IL) MidAmerica Airport Code: BLV
St. Louis, (East Alton, IL) Regional Airport Code: ALN
Springfield-Branson Regional Airport Code: SGF

Montana
Billings, Logan International Airport Code: BIL
Missoula International Airport Code: MSO

Nebraska
Kearney Municipal Airport  Code: EAR
Lincoln Municipal Airport Code: LNK
Omaha, Eppley Airfield Code: OMA

Nevada
Las Vegas, McCarran International Airport Code: LAS
Reno-Tahoe International Airport Code: RNO

New Hampshire
Keene, Dillant-Hopkins Airport Code: EEN
Lebanon Municipal Airport Code: LEB
Manchester Airport Code: MHT
Portsmouth, Pease International Tradeport Code: PSM

New Jersey 
Atlantic City International Airport Code: ACY
Morristown Municipal Airport Code: MMU
Newark International Airport Code: EWR
Princeton Code: PCT
Somerset County, Central Jersey Regional Airport Code: 47N
Teterboro Airport Code: TEB

New Mexico
Albuquerque International Airport Code: ABQ

New York
Albany International Airport Code: ALB
Binghamton Regional Airport Code: BGM
Buffalo-Niagara International Airport Code: BUF
Elmira/Corning Regional Airport Code: ELM
Islip, Long Island MacArthur Airport Code: ISP
Ithaca, Tompkins County Airport Code: ITH
John F. Kennedy International Airport Code: JFK
LaGuardia Airport Code: LGA
Newburgh, Stewart International Airport Code: SWF
Rochester, Greater Rochester International Airport Code: ROC
Syracuse Hancock International Code: SYR
White Plains, Westchester County Airport Code: HPN

North Carolina
Charlotte/Douglas International Airport Code: CLT
Concord Regional Airport Code: JQF
Fayetteville Regional Airport Code: FAY
Greensboro Winston-Salem, Peidmont Triad International Airport Code: GSO
Hickory Regional Airport Code: HKY
Kinston Regional Jetport Code: ISO
Raleigh-Durham International Airport Code: RDU
Rocky Mount-Wilson Regional Airport Code: RWI
Wilmington International Airport Code: ILM

North Dakota
Bismarck Municipal Airport Code: BIS
Fargo, Hector International Airport Code: FAR
Grand Forks International Airport Code: GFK

Ohio
Akron-Canton Regional Airport Code: CAK
Cincinnati, Lunken Airport Code: LUK
Cincinnati-Northern Kentucky International Airport Code: CVG
Cleveland, Hopkins International Airport Code: CLE
Columbus, Port Columbus International Airport Code: CMH
Dayton, James M. Cox Airport Code: DAY
Toledo Express Airport Code: TOL
Youngstown-Warren Regional Airport Code: YNG

Oklahoma
Lawton, Fort Sill Regional Airport Code: LAW
Oklahoma City, Will Rodgers World Airport Code: OKC
Tulsa International Airport Code: TUL

Oregon 
Eugene Airport Code: EUG
Klamath Falls Airport Code: LMT
Medford, Rogue Valley International Airport Code: MFR
Pendleton, Eastern Oregon Regional Airport Code: PDT
Portland, Hillsboro Airport Code: HIO
Portland International Airport Code: PDX
Redmond, Roberts Field Code: RDM

Pennsylvania 
Allentown-Lehigh Valley International Airport Code: ABE
Falls Creek, Dubois-Jefferson County Airport Code: DUJ
Erie International Code: ERI
Harrisburg International Airport Code: MDT
Lancaster Airport Code: LNS
Philadelphia International Airport Code: PHL
Pittsburgh International Airport Code: PIT
Reading Regional Airport Code: RDG
State College, University Park Airport Code: UNV
Wilkes-Barre, Scranton International Airport Code: AVP

Rhode Island
Providence, T.F. Green Airport Code: PVD

South Carolina 
Charleston International Airport Code: CHS
Columbia Metropolitan Airport Code: CAE
Greenville-Spartanburg, GSP International Airport Code: GSP

South Dakota 
Pierre Regional Airport Code: PIR
Rapid City Regional Airport Code: RAP
Sioux Falls Regional Airport Code: FSD

Tennessee 
Bristol-Johnson City-Kingsport, Tri-Cities Regional Airport Code: TRI
Chattanooga Metropolitan Airport Code: CHA
Knoxville, McGhee Tyson Airport Code: TYS
Memphis International Airport Code: MEM
Nashville International Airport Code: BNA
Nashville, John C. Tune Airport Code: JWN

Texas 
Abilene Municipal Code: ABI
Amarillo International Code: AMA
Austin Bergstrom International Airport Code: AUS
Beaumont, Southeast Texas Regional Code: BPT
College Station, Easterwood Airport Code: CLL
Corpus Christi International Airport Code: CRP
Dallas Love Field Code: DAL
Dallas Ft.Worth International Airport Code: DFW
Ft. Worth Meacham International Airport Code: FTW
Galveston International Airport Code: GLS
Harlingen, Rio Grande Valley International Code: HRL
Houston, George Bush Intercontinental Airport Code: IAH
Killeen Municipal Code: ILE
Laredo International Airport Code: LRD
Longview, Gregg County Airport Code: GGG
Lubbock International Airport Code: LBB
McAllen Miller International Airport Code: MFE
San Antonio International Airport Code: SAT
Tyler, Pounds Field Code: TYR

Utah
Salt Lake City International Airport Code: SLC

Vermont 
Burlington International Airport Code: BTV
Rutland State Airport - Code: RUT

Virginia 
Charlottesville-Albemarle Airport Code: CHO
Newport News/Williamsburg International Airport Code: PHF
Norfolk International Airport Code: ORF
Richmond International Airport Code: RIC
Roanoke Regional Airport Code: ROA
Shenandoah Valley Regional Airport Code: SHD

Washington
Bellingham International Code: BLI
Grant County International Airport Code: MWH
Port of Friday Harbor Airport Code: FRD
Seattle-Tacoma International Airport Code: SEA
Spokane International Airport Code: GEG
Walla Walla Regional Airport Code: ALW
Wenatchee, Pangborn Memorial Airport Code: EAT

West Virginia
Charleston, Yeager Airport Code: CRW
Huntington, Tri-State Airport Code: HTS

Wisconsin
Eau Claire, Chippewa Valley Regional Airport Code: EAU
Green Bay, Austin Straubel International Airport Code: GRB
La Crosse Municipal Airport Code: LSE
Madison, Dane County Regional Airport Code: MSN
Milwaukee, General Mitchell International Airport Code: MKE
Oshkosh, Wittman Regional Airport Code: OSH
Racine, John H. Batten Airport Code: RAC
Rhinelander/Oneida County Airport Code: RHI
Waukesha County Airport, Crites Field Code: UES
Wausau Downtown Airport Code: AUW
Wausau/Stevens Point, Central Wisconsin Airport Code: CWA

Wyoming 
Casper, Natrona County International Code: CPR
Cheyenne Airport Code: CYS
Cody, Yellowstone Regional Airport Code: COD
Evanston Airport Code: EVW
Jackson Hole Airport Code: JAC
Laramie Regional Airport Code: LAR