Területlista
- K9A 1T3 - Cobourg, Northumberland, Ontario
- K9A 1T4 - Cobourg, Northumberland, Ontario
- K9A 1T5 - Cobourg, Northumberland, Ontario
- K9A 1T6 - Cobourg, Northumberland, Ontario
- K9A 1T7 - Cobourg, Northumberland, Ontario
- K9A 1T8 - Cobourg, Northumberland, Ontario
- K9A 1T9 - Cobourg, Northumberland, Ontario
- K9A 1V1 - Cobourg, Northumberland, Ontario
- K9A 1V2 - Cobourg, Northumberland, Ontario
- K9A 1V3 - Cobourg, Northumberland, Ontario
- K9A 1V4 - Cobourg, Northumberland, Ontario
- K9A 1V5 - Cobourg, Northumberland, Ontario
- K9A 1V6 - Cobourg, Northumberland, Ontario
- K9A 1V7 - Cobourg, Northumberland, Ontario
- K9A 1V8 - Cobourg, Northumberland, Ontario
- K9A 1V9 - Cobourg, Northumberland, Ontario
- K9A 1W1 - Cobourg, Northumberland, Ontario
- K9A 1W2 - Cobourg, Northumberland, Ontario
- K9A 1W3 - Cobourg, Northumberland, Ontario
- K9A 1W4 - Cobourg, Northumberland, Ontario