O
- Oak Bay
- Oatswish 13
- Occosh 8
- Ocean Falls
- Ocean Park
- Oclucje 7
- Ogden
- Ohamil 1
- Oinimitis 14
- Okanagan 1
- Okanagan Centre
- Okanagan Falls
- Okanagan Landing
- Okanagan-Similkameen
- O K'Ay Wha Cho 26
- Oke 10
- Okeamin 5
- Olalla
- Old Clemenes 16
- Old Country Meadow 4
- Old Fort Nelson
- Old Hogem
- Old Remo
- Old Town
- Oliver
- Oliver's Landing
- Omineca 1
- Omoah 9
- Onadsilth 9
- One Hundred Mile House
- One Mile 6
- One Mile Point 1
- Oona River
- Oo-Oolth 8
- Ootischenia
- Ootsa Lake
- Opatseeah 13
- Opemit 4
- Open Bay 8
- Openit 27
- Opitsat
- Opitsat 1
- Oregon Jack Creek 2
- Oregon Jack Creek 3
- Oregon Jack Creek 5
- Orford Bay 4
- Ormonde Creek 8
- Oschawwinna 3
- Osland
- Osoyoos
- Osoyoos 1
- Osoyoos 3
- Othello
- O-Tsaw-Las 5
- Otter Lake 2
- Ouchton 3
- Ououkinsh 5
- Ous 17
- Outs 3
- Owh-Wis-Too-A-Wan 10
- Owossitsa 6
- Owun 24
- O-Ya-Kum-La 11
- Oyama
- Oyees 9
- Oyster Bay 12
- Oyster River
