- Orange Creek
- Opalville
- Oban
- Orange Grove
- Oxford Park
- Oontoo
- Oakwood
- O'briens Hill
- Obriens Hill
- Orange Grove
- Orion
- Old Glenroy
- O’ Haras Gap
- Oonoomurra
- Old Kalpower
- Opera Yard
- Oak Beach
- Oakhurst
- Orchid Beach Island Village
- Owanyilla
- One Tree Island
- Oyster Creek
- Oman-Ama
- Oakview
- Orient
- Old Peak Vale
- Orkabie
- Oxford
- Ogmore
- Oakenden