English abbreviations from oj to oki
- oj (Anishinaabe language (Ojibwa) (ISO 639-1 code))
- OJA (Orlando Junior Academy)
- OJB (ObJectRelational Bridge)
- OJC (Johnson County Executive Airport)
- OJCS (Office of Joint Chiefs of Staff)
- OJE (Open Java Extensions)
- OJF (Operation Joint Forge, Bosnia)
- oji (Anishinaabe language (Ojibwa) (ISO 639-2 code))
- OJJB (Österreichischer Jiu Jitsu Bund)
- OJL (On-the-Job Learning)
- OJM (Operation Job Match)
- OJR (Operation Just Relief)
- OJS (Open Journal Systems (open-source software for the management of peer-reviewed academic journals))
- OJT (On-the-Job Training)
- OJU (Oceania Judo Union)
- OJV (Österreichischer Judo Verband ( Austrian Judo Association))
- OK (Oklahoma (postal symbol))
- OKA (Naha Airport)
- OKAY (Object Kit Across Yaml)
- OKB (Orchid Beach)
- OKC (Oklahoma City)
- OKF (Open Knowledge Foundation)
- OKG (Oklahoma Gardening)
- OKH (RAF Cottesmore)
- OKI (Open Knowledge Initiative)
