| Place | Post Code |
|---|---|
| Winchelsea, Surf Coast | 3241 |
| Winchelsea South, Surf Coast | 3241 |
| Wurdiboluc, Surf Coast | 3241 |
| All postal codes in Southwest | |
|---|---|
| Colac-Otway, Southwest | |
| Golden Plains, Southwest | |
| Greater Geelong, Southwest | |
| Queenscliffe, Southwest | |
| Surf Coast, Southwest | |