Hampshire Parishes - O
| Parish | Registration Office |
|---|---|
| Oakley (Church Oakley) | Basingstoke (Hampshire North) |
| Odiham | Aldershot (North East Hampshire) |
| Old Basing | Basingstoke (Hampshire North) |
| Olivers Battery | Winchester |
| Otterbourne | Winchester |
| Overton | Basingstoke (Hampshire North) |
| Over Wallop | Andover |
| Owslebury | Winchester |