| Place | Post Code |
|---|---|
| Coaticook, Coaticook | J1A |
| Compton, Coaticook | J0B |
| Dixville, Coaticook | J0B |
| East Hereford, Coaticook | J0B |
| Martinville, Coaticook | J0B |
| Saint-Herménégilde, Coaticook | J0B |
| Saint-Malo, Coaticook | J0B |
| Saint-Venant-de-Paquette, Coaticook | J0B 1S0 |
| Sainte-Edwidge, Coaticook | J0B |
| Waterville, Coaticook | J0B |