Regionlista
- K9A 1G8 - Cobourg, Northumberland, Ontario
- K9A 1H1 - Cobourg, Northumberland, Ontario
- K9A 1H2 - Cobourg, Northumberland, Ontario
- K9A 1H3 - Cobourg, Northumberland, Ontario
- K9A 1H4 - Cobourg, Northumberland, Ontario
- K9A 1H5 - Cobourg, Northumberland, Ontario
- K9A 1H6 - Cobourg, Northumberland, Ontario
- K9A 1H7 - Cobourg, Northumberland, Ontario
- K9A 1H8 - Cobourg, Northumberland, Ontario
- K9A 1H9 - Cobourg, Northumberland, Ontario
- K9A 1J1 - Cobourg, Northumberland, Ontario
- K9A 1J2 - Cobourg, Northumberland, Ontario
- K9A 1J3 - Cobourg, Northumberland, Ontario
- K9A 1J4 - Cobourg, Northumberland, Ontario
- K9A 1J5 - Cobourg, Northumberland, Ontario
- K9A 1J6 - Cobourg, Northumberland, Ontario
- K9A 1J7 - Cobourg, Northumberland, Ontario
- K9A 1J8 - Cobourg, Northumberland, Ontario
- K9A 1J9 - Cobourg, Northumberland, Ontario
- K9A 1K1 - Cobourg, Northumberland, Ontario