| Localité | Code postal |
|---|---|
| Annan, Grey | N0H |
| Ayton, Grey | N0G |
| Badjeros, Grey | N0C 1A0 |
| Berkeley, Grey | N0H 1C0 |
| Blue Mountains, Grey | L9Y |
| Bognor, Grey | N0H |
| Chatsworth, Grey | N0H |
| Clarksburg, Grey | N0H |
| Desboro, Grey | N0H 1K0 |
| Dundalk, Grey | N0C |
| Durham, Grey | N0G |
| Feversham, Grey | N0C |
| Flesherton, Grey | N0C |
| Georgian Bluffs, Grey | N0H 2T0 |
| Hanover, Grey | N4N |
| Heathcote, Grey | N0H 1N0 |
| Holland Centre, Grey | N0H 1R0 |
| Holstein, Grey | N0G |
| Kemble, Grey | N0H, N4K |
| Kimberley, Grey | N0C 1G0 |
| Leith, Grey | N0H 1V0 |
| Markdale, Grey | N0C |
| Maxwell, Grey | N0C 1J0 |
| Meaford, Grey | N4L |
| Mount Forest, Grey | N0G |
| Neustadt, Grey | N0G |