Notering byer (15 sted (er)). Velg byen for å se postnummeret (s):
| Oakdowns (1) Oaks (1) Oatlands (1) Ocean Vista (1) Old Beach (1) Oldina (1) Oonah (1) Opossum Bay (1) | Orford (1) Orielton (1) Osmaston (1) Osterley (1) Otago (1) Ouse (1) Oyster Cove (1) |
