Regionenliste
- K9A 0A1 - Cobourg, Northumberland, Ontario
- K9A 0A2 - Cobourg, Northumberland, Ontario
- K9A 0A3 - Cobourg, Northumberland, Ontario
- K9A 0A4 - Cobourg, Northumberland, Ontario
- K9A 0A5 - Cobourg, Northumberland, Ontario
- K9A 0A6 - Cobourg, Northumberland, Ontario
- K9A 0A7 - Cobourg, Northumberland, Ontario
- K9A 0A8 - Cobourg, Northumberland, Ontario
- K9A 0A9 - Cobourg, Northumberland, Ontario
- K9A 0B1 - Cobourg, Northumberland, Ontario
- K9A 0B2 - Cobourg, Northumberland, Ontario
- K9A 0B3 - Cobourg, Northumberland, Ontario
- K9A 0B6 - Cobourg, Northumberland, Ontario
- K9A 0B8 - Cobourg, Northumberland, Ontario
- K9A 0B9 - Cobourg, Northumberland, Ontario
- K9A 0C1 - Cobourg, Northumberland, Ontario
- K9A 0C2 - Cobourg, Northumberland, Ontario
- K9A 0C3 - Cobourg, Northumberland, Ontario
- K9A 0C4 - Cobourg, Northumberland, Ontario
- K9A 0C5 - Cobourg, Northumberland, Ontario