English abbreviations from ofk to ofsaa
- OFK (Karl Stefan Memorial Airport)
- OFL (Operation FrontLine)
- OFLI (Other Force-Level Information)
- O.F.M. (Ordo Fratrum Minorum (Observant Franciscans))
- OFM (Old Fort Madison)
- OFN (Old Folks Night)
- OFO (Out Fucking Off)
- OFOCN (One Flew Over the Cuckoo's Nest (Movie))
- OFOESA (Office of Field Operational and External Support Activities)
- OFP (Online Financial Publication)
- OFPA (Oregon Foster Parent Association)
- OFPP (Office of Federal Procurement Policy)
- OFR (Oregon Family Rights)
- OFS (Out Freaking Standing (polite))
- OFSA (Objective Family of Small Arms)
- OFSAA (Oracle Financial Services Analytical Applications)