- OGA
- OGAE
- OGame
- Ogcocephalus corniger
- Clinica Ogenki
- Ogg
- Ogg123
- Oggi ti amo di piu
- Ogg Media
- Ogilvy
- OGLE-2005-BLG-169L b
- OGLE-2005-BLG-390L
- OGLE-2005-BLG-390L b
- OGLE-2006-BLG-109L
- OGLE-2006-BLG-109L b
- OGLE-2006-BLG-109Lc
- OGLE-2008-BLG-092L
- OGLE-2008-BLG-092L b
- OGLE-2013-BLG-0341L B b
- OGLE-2013-BLG-1761L b
- OGLE-2016-BLG-1195L b
- OGLE-TR-10
- OGLE-TR-122
- OGLE-TR-132b
- OGLE-TR-182
- OGLE-TR-182b
- OGLE-TR-211
- OGLE-TR-211b
- OGLE-TR-3
- OGLE-TR-56
- OGLE-TR-56b
- OGLE2-TR-L9
- Ogledalce
- OGM
- OGNL
- OGO
- Ogon Bat
- Ogon Senshi Gold Lightan
- CĂPCĂUN
- Centrele Ogres Servisa
- Bătălia căpcăunilor
- Bătălia căpcăunilor (serie de jocuri)
- OGT
- Ogygius obrieni
- Ogygoptynx wetmorei
- OG Buda
- OG Esports