Список региона
- L1A 0A1 - Port Hope, Northumberland, Ontario
- L1A 0A2 - Port Hope, Northumberland, Ontario
- L1A 0A3 - Port Hope, Northumberland, Ontario
- L1A 0A4 - Port Hope, Northumberland, Ontario
- L1A 0A5 - Port Hope, Northumberland, Ontario
- L1A 0A6 - Port Hope, Northumberland, Ontario
- L1A 0A7 - Port Hope, Northumberland, Ontario
- L1A 0A8 - Port Hope, Northumberland, Ontario
- L1A 0A9 - Port Hope, Northumberland, Ontario
- L1A 0B1 - Port Hope, Northumberland, Ontario
- L1A 0B2 - Port Hope, Northumberland, Ontario
- L1A 1A1 - Port Hope, Northumberland, Ontario
- L1A 1A4 - Port Hope, Northumberland, Ontario
- L1A 1A5 - Port Hope, Northumberland, Ontario
- L1A 1A6 - Port Hope, Northumberland, Ontario
- L1A 1A7 - Port Hope, Northumberland, Ontario
- L1A 1A9 - Port Hope, Northumberland, Ontario
- L1A 1B1 - Port Hope, Northumberland, Ontario
- L1A 1B2 - Port Hope, Northumberland, Ontario
- L1A 1B3 - Port Hope, Northumberland, Ontario