English abbreviations from oeo to ofa
- OEO (optical and electro-optical)
- OEP (Outdoor Education Program)
- OEPAF (Odessa Emergency Providers Achievement Fund)
- OEQ (Open Ended Question)
- OER (Örnsköldsvik Airport)
- OERI (Office of Educational Research and Improvement)
- OES (Antoine de Saint Exupéry Airport)
- OESC (Orange Ex-Services' Club)
- OESD (Open-Ended Straight Draw)
- OESO (Occupational & Environmental Safety Office)
- OET (Online Education and Training)
- OEU (Operation Eyesight Universal)
- OEW (On Eagles' Wings)
- OEX (Ordnance and Explosives)
- OF (Oxygen Free)
- OFA (Occipital Face Area)
