| Localité | Code postal |
|---|---|
| Aylmer, Elgin | N5H |
| Belmont, Elgin | N0L |
| Dutton, Elgin | N0L |
| Eden, Elgin | N0J 1H0 |
| Fingal, Elgin | N0L 1K0 |
| Iona Station, Elgin | N0L |
| Port Burwell, Elgin | N0J |
| Port Stanley, Elgin | N5L |
| Richmond, Elgin | K0A |
| Rodney, Elgin | N0L |
| Saint Thomas, Elgin | N5P, N5R |
| Shedden, Elgin | N0L |
| Southwold, Elgin | N0L |
| Sparta, Elgin | N0L |
| Springfield, Elgin | N0L |
| Straffordville, Elgin | N0J |
| Talbotville Royal, Elgin | N0L 2K0 |
| Union, Elgin | N0L 2L0 |
| Vienna, Elgin | N0J 1Z0 |
| Wallacetown, Elgin | N0L 2M0 |
| West Lorne, Elgin | N0L 2P0 |