Lista de la región
- L4R 0A1 - Midland, Simcoe, Ontario
- L4R 0A2 - Midland, Simcoe, Ontario
- L4R 0A3 - Midland, Simcoe, Ontario
- L4R 0A4 - Midland, Simcoe, Ontario
- L4R 0A5 - Midland, Simcoe, Ontario
- L4R 0A6 - Midland, Simcoe, Ontario
- L4R 0A7 - Midland, Simcoe, Ontario
- L4R 0A8 - Midland, Simcoe, Ontario
- L4R 0A9 - Midland, Simcoe, Ontario
- L4R 0B1 - Midland, Simcoe, Ontario
- L4R 0B2 - Midland, Simcoe, Ontario
- L4R 0B4 - Midland, Simcoe, Ontario
- L4R 0B5 - Midland, Simcoe, Ontario
- L4R 0B6 - Midland, Simcoe, Ontario
- L4R 0B7 - Midland, Simcoe, Ontario
- L4R 0B8 - Midland, Simcoe, Ontario
- L4R 0B9 - Midland, Simcoe, Ontario
- L4R 0C1 - Midland, Simcoe, Ontario
- L4R 0C3 - Midland, Simcoe, Ontario
- L4R 0C4 - Midland, Simcoe, Ontario