Media Abbreviations and Acronyms
- OFFOffset
- OFFOur Favorite Family
- OFF GAZOfficial Gazette
- OFNOregon Flora Newsletter
- OFOCNOne Flew Over The Cuckoo'S Nest
- OFPOnline Financial Publication
- OFSOlympia Film Society
- OFTOld Fogey Tales
- OGOfficial Gazette
- OGAOn Good Authority
- OGCObsGynCom magazine
- OGROrqgon Golf Review
- OGROregon Golf Review
- OGTOfficial Gazette of the United States Patent and Trademark Office
- OHCOhio History Central
- OHPOverhead Projector
- OHSHCOuran High School Host Club
- OIDMTCOntario Interactive Digital Media Tax Credit
- OINPOver Issue News Paper
- OIQOlympia Institute Quarterly
Last updated: — Total entries: 9,510