| Locality | Postal Code |
|---|---|
| Argyle, South Interlake | R0C 0E5, R0C 0B0 |
| Balmoral, South Interlake | R0C 0B6, R0C 0H0 |
| Grosse Isle, South Interlake | R0C 1G0 |
| Gunton, South Interlake | R0C 0C3, R0C 1H0 |
| Komarno, South Interlake | R0C 0B4, R0C 1R0 |
| Lake Francis, South Interlake | R0C 0G2, R0C 1T0 |
| Marquette, South Interlake | R0H 0V0 |
| Rosser, South Interlake | R0H 0A1, R0H 1E0 |
| Stonewall, South Interlake | R0C |
| Stony Mountain, South Interlake | R0C 0E8, R0C 3A0 |
| Teulon, South Interlake | R0C 0E6, R0C 3B0 |
| Warren, South Interlake | R0C 0C2, R0C 3E0 |
| Woodlands, South Interlake | R0C 0A6, R0C 3H0 |