Pokémon na O
- Onix
- Omanyte
- Oddish
- Onyx
- Omastar
- Oranguru
- Oricorio
- Oshawott
- Octillery
- Odish
- Omanite
- Obalie
- Octilery
- Orbeetle
- Ogerpon
- Obstagoon
- Otaria
- Orikorio
- Omanayte
- Oshawatt
- Oshawoot
- oniks
- oshawot
- Orinoko
- Onyks
- omstar
- Okeoke
- Oyster
- Orthworm
- Orianna
- Oinkologne
- Obstagun
- oskar
- Ontario
- Onamyte
The words in the list Pokémon na O come from players of the word game City, Country, River.