Airport Code Abbreviations and Acronyms
- OGGKahului Airport
- OGMUstupu-Ogobsucum Firport
- OGOAbengourou Airport
- OGRBongor Airport
- OGSOgdensburg International Airport
- OGUOrru-Giresun Airport
- OGVOngava Airstrip
- OGXAin Beida Airport
- OHARnzaf Base Ohakea
- OHBAmbthibary Airport
- OHDSt. Paul The Apostle Airport
- OHHOkha Airport
- OHRWyk Auf Föhr Airport
- OHSSoharbairport
- OHTPaf Base Kohat
- OIAOurilÂNdia Do Norte Airport
- OIAOrlando International Airport
- OIAAAbadan International Airport
- OIAHGachsaran Airport
- OIAJOmidiyeh Air Base
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