Region List
- L1W 3L5 - Pickering, Durham, Ontario
- L1W 3L6 - Pickering, Durham, Ontario
- L1W 3L7 - Pickering, Durham, Ontario
- L1W 3L8 - Pickering, Durham, Ontario
- L1W 3L9 - Pickering, Durham, Ontario
- L1W 3M1 - Pickering, Durham, Ontario
- L1W 3M2 - Pickering, Durham, Ontario
- L1W 3M3 - Pickering, Durham, Ontario
- L1W 3M4 - Pickering, Durham, Ontario
- L1W 3M5 - Pickering, Durham, Ontario
- L1W 3M6 - Pickering, Durham, Ontario
- L1W 3M7 - Pickering, Durham, Ontario
- L1W 3M8 - Pickering, Durham, Ontario
- L1W 3M9 - Pickering, Durham, Ontario
- L1W 3N1 - Pickering, Durham, Ontario
- L1W 3N2 - Pickering, Durham, Ontario
- L1W 3N3 - Pickering, Durham, Ontario
- L1W 3N4 - Pickering, Durham, Ontario
- L1W 3N6 - Pickering, Durham, Ontario
- L1W 3N7 - Pickering, Durham, Ontario