- Old Bonalbo
- Old Bar
- Ocean Shores
- Obley
- Oberon
- Oberne Creek
- Oban
- Oatley
- Oatlands
- Oallen
- Oakwood
- Oakville
- Oaklands
- Oakhurst
- Oakhampton Heights
- Oakhampton
- Oakey Park
- Nyrang Creek
- Nyora
- Nyngan
- Nymboida
- Nymagee
- Nungatta South
- Nungatta
- Numulgi
- Numeralla
- Numbugga
- Number One
- Nullo Mountain
- Nullica
- Nullamanna
- Nulkaba
- Nubba
- Nowley
- Norway
- Northwood
- Northmead
- North Yalgogrin
- North Woodburn
- North Wollongong
- North Wahroonga
- North Turramurra
- North Sydney
- North Strathfield
- North Star
- North Shore
- North Rothbury
- North Rocks
- North Richmond
- North Parramatta
- North Narooma
- North Macksville
- North Lismore
- North Lambton