| ICAO Code |
IATA Code |
Airport Name |
City |
State |
| KOAK |
|
Oakland International Airport |
Oakland |
California |
| KOAR |
OAR |
Marina Municipal Airport |
Marina |
California |
| KOBE |
OBE |
Okeechobee County Airport |
Okeechobee |
Florida |
| KOCQ |
OCQ |
J. Douglas Bake Memorial Airport |
Oconto |
Wisconsin |
| KODO |
ODO |
Odessa-Schlemeyer Field |
Odessa |
Texas |
| KODX |
ODX |
Evelyn Sharp Field |
Ord |
Nebraska |
| KOEA |
OEA |
O'Neal Airport |
Vincennes |
Indiana |
| KOEB |
OEB |
Branch County Memorial Airport |
Coldwater |
Michigan |
| KOEL |
OEL |
Oakley Municipal Airport |
Oakley |
Kansas |
| KOEO |
OEO |
L. O. Simenstad Municipal Airport |
Osceola |
Wisconsin |
| KOFF |
OFF |
Offutt AFB |
Omaha |
Nebraska |
| KOFK |
|
Stefan Memorial Airport |
Norfolk |
Nebraska |
| KOFP |
OFP |
Hanover County Municipal Airport |
Richmond/Ashland |
Virginia |
| KOGA |
|
Searle Airport |
Ogallala |
Nebraska |
| KOGB |
OGB |
Orangeburg Municipal Airport |
Orangeburg |
South Carolina |
| KOGD |
OGD |
Ogden-Hinckley Airport |
Ogden |
Utah |
| KOGM |
OGM |
Ontonagon County Airport |
Ontonagon |
Michigan |
| KOGS |
OGS |
Ogdensburg Airport |
Ogdensburg |
New York |
| KOIC |
OIC |
Lt. Warren Eaton Airport |
Norwich |
New York |
| KOIN |
OIN |
Oberlin Municipal Airport |
Oberlin |
Kansas |
| KOJA |
OJA |
Thomas P. Stafford Airport |
Weatherford |
Oklahoma |
| KOJC |
OJC |
Johnson County Executive Airport |
Olathe |
Kansas |
| KOKB |
OKB |
Oceanside Municipal Airport |
Oceanside |
California |
| KOKC |
|
Will Rogers World Airport |
Oklahoma City |
Oklahoma |
| KOKM |
OKM |
Okmulgee Regional Airport |
Okmulgee |
Oklahoma |
| KOKS |
OKS |
Garden County Airport |
Oshkosh |
Nebraska |
| KOKV |
OKV |
Winchester Regional Airport |
Winchester |
Virginia |
| KOKZ |
OKZ |
Kaolin Field |
Sandersville |
Georgia |
| KOLD |
OLD |
Old Town Municipal Airport |
Old Town |
Maine |
| KOLE |
OLE |
Cattaraugus County-Olean Airport |
Olean |
New York |
| KOLF |
|
Clayton Airport |
Wolf Point |
Montana |
| KOLG |
OLG |
Solon Springs Municipal Airport |
Solon Springs |
Wisconsin |
| KOLM |
|
Olympia Airport |
Olympia |
Washington |
| KOLS |
OLS |
Nogales International Airport |
Nogales |
Arizona |
| KOLU |
|
Columbus Municipal Airport |
Columbus |
Nebraska |
| KOLV |
OLV |
Olive Branch Airport |
Olive Branch |
Mississippi |
| KOLY |
OLY |
Olney-Noble Airport |
Olney-Noble |
Illinois |
| KOLZ |
OLZ |
Oelwein Municipal Airport |
Oelwein |
Iowa |
| KOMA |
|
Eppley Field |
Omaha |
Nebraska |
| KOMK |
OMK |
Omak Airport |
Omak |
Washington |
| KOMN |
OMN |
Ormond Beach Municipal Airport |
Ormond Beach |
Florida |
| KONL |
ONL |
The O'Neill Municipal Airport |
O'Neill |
Nebraska |
| KONM |
ONM |
Socorro Municipal Airport |
Socorro |
New Mexico |
| KONO |
|
Ontario Municipal Airport |
Ontario |
Oregon |
| KONP |
ONP |
Newport Municipal Airport |
Newport |
Oregon |
| KONT |
|
Ontario International Airport |
Ontario |
California |
| KONX |
ONX |
Currituck County Airport |
Currituck |
North Carolina |
| KONY |
ONY |
Olney Municipal Airport |
Olney |
Texas |
| KONZ |
ONZ |
Grosse Ile Municipal Airport |
Detroit/Grosse Ile |
Michigan |
| KOOA |
OOA |
Oskaloosa Municipal Airport |
Oskaloosa |
Iowa |
| KOPF |
OPF |
Opa Locka Airport |
Miami |
Florida |
| KOPL |
OPL |
St. Landry Parish Airport |
Opelousas |
Louisiana |
| KOPN |
OPN |
Thomaston-Upson County Airport |
Thomaston |
Georgia |
| KOQU |
OQU |
Quonset State Airport |
North Kingstown |
Rhode Island |
| KOQW |
OQW |
Maquoketa Municipal Airport |
Maquoketa |
Iowa |
| KORC |
ORC |
Orange City Municipal Airport |
Orange City |
Iowa |
| KORD |
|
O'Hare International Airport |
Chicago |
Illinois |
| KORF |
|
Norfolk International Airport |
Norfolk |
Virginia |
| KORG |
|
Orange County Airport |
Orange |
Texas |
| KORL |
MCO |
Orlando |
Orlando |
Florida |
| KORS |
ORS |
Orcas Island Airport |
Eastsound |
Washington |
| KOSC |
OSC |
Oscoda-Wurtsmith Airport |
Oscoda |
Michigan |
| KOSU |
OSU |
Ohio State University Airport |
Columbus |
Ohio |
| KOSX |
OSX |
Kosciusko-Attala County Airport |
Kosciusko |
Mississippi |
| KOTH |
|
North Bend Municipal Airport |
North Bend |
Oregon |
| KOTN |
OTN |
Ed-Air Airport |
Oaktown |
Indiana |
| KOUN |
OUN |
University of Oklahoma Westheimer Airport |
Norman |
Oklahoma |
| KOVE |
OVE |
Oroville Municipal Airport |
Oroville |
California |
| KOVO |
OVO |
North Vernon Airport |
North Vernon |
Indiana |
| KOVS |
OVS |
Boscobel Airport |
Boscobel |
Wisconsin |
| KOWA |
OWA |
Owatonna Degner Regional Airport |
Owatonna |
Minnesota |
| KOWI |
OWI |
Ottawa Municipal Airport |
Ottawa |
Kansas |
| KOWK |
OWK |
Central Maine Airport of Norridgewock |
Norridgewock |
Maine |
| KOWX |
OWX |
Putnam County Airport |
Ottawa |
Ohio |
| KOXB |
|
Ocean City Municipal Airport |
Ocean City |
Maryland |
| KOXC |
OXC |
Waterbury-Oxford Airport |
Oxford |
Connecticut |
| KOXD |
OXD |
Miami University Airport |
Oxford |
Ohio |
| KOXI |
OXI |
Starke County Airport |
Knox |
Indiana |
| KOXR |
|
Oxnard Airport |
Oxnard |
California |
| KOXV |
OXV |
Knoxville Municipal Airport |
Knoxville |
Iowa |
| KOYM |
OYM |
St. Marys Municipal Airport |
St. Marys |
Pennsylvania |
| KOZA |
OZA |
Ozona Municipal Airport |
Ozona |
Texas |
| KOZR |
OZR |
Cairns Army Airfield |
Fort Rucker/Ozark |
Alabama |
| KOZW |
OZW |
Livingston County Airport |
Howell |
Michigan |
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