Lista de la región
- L1W 3B4 - Pickering, Durham, Ontario
- L1W 3B5 - Pickering, Durham, Ontario
- L1W 3B6 - Pickering, Durham, Ontario
- L1W 3B7 - Pickering, Durham, Ontario
- L1W 3B8 - Pickering, Durham, Ontario
- L1W 3B9 - Pickering, Durham, Ontario
- L1W 3C1 - Pickering, Durham, Ontario
- L1W 3C2 - Pickering, Durham, Ontario
- L1W 3C3 - Pickering, Durham, Ontario
- L1W 3C4 - Pickering, Durham, Ontario
- L1W 3C5 - Pickering, Durham, Ontario
- L1W 3C7 - Pickering, Durham, Ontario
- L1W 3C8 - Pickering, Durham, Ontario
- L1W 3C9 - Pickering, Durham, Ontario
- L1W 3E1 - Pickering, Durham, Ontario
- L1W 3E3 - Pickering, Durham, Ontario
- L1W 3E4 - Pickering, Durham, Ontario
- L1W 3E5 - Pickering, Durham, Ontario
- L1W 3E6 - Pickering, Durham, Ontario
- L1W 3E7 - Pickering, Durham, Ontario