區域清單
- L1G 3A9 - Oshawa, Durham, Ontario
- L1G 3B1 - Oshawa, Durham, Ontario
- L1G 3B2 - Oshawa, Durham, Ontario
- L1G 3B3 - Oshawa, Durham, Ontario
- L1G 3B4 - Oshawa, Durham, Ontario
- L1G 3B5 - Oshawa, Durham, Ontario
- L1G 3B6 - Oshawa, Durham, Ontario
- L1G 3B7 - Oshawa, Durham, Ontario
- L1G 3B8 - Oshawa, Durham, Ontario
- L1G 3B9 - Oshawa, Durham, Ontario
- L1G 3C1 - Oshawa, Durham, Ontario
- L1G 3C2 - Oshawa, Durham, Ontario
- L1G 3C3 - Oshawa, Durham, Ontario
- L1G 3C4 - Oshawa, Durham, Ontario
- L1G 3C5 - Oshawa, Durham, Ontario
- L1G 3C6 - Oshawa, Durham, Ontario
- L1G 3C7 - Oshawa, Durham, Ontario
- L1G 3C8 - Oshawa, Durham, Ontario
- L1G 3C9 - Oshawa, Durham, Ontario
- L1G 3E1 - Oshawa, Durham, Ontario