Regiolijst
- L1G 4V6 - Oshawa, Durham, Ontario
- L1G 4V7 - Oshawa, Durham, Ontario
- L1G 4V8 - Oshawa, Durham, Ontario
- L1G 4V9 - Oshawa, Durham, Ontario
- L1G 4W1 - Oshawa, Durham, Ontario
- L1G 4W2 - Oshawa, Durham, Ontario
- L1G 4W3 - Oshawa, Durham, Ontario
- L1G 4W4 - Oshawa, Durham, Ontario
- L1G 4W5 - Oshawa, Durham, Ontario
- L1G 4W6 - Oshawa, Durham, Ontario
- L1G 4W7 - Oshawa, Durham, Ontario
- L1G 4W8 - Oshawa, Durham, Ontario
- L1G 4W9 - Oshawa, Durham, Ontario
- L1G 4X1 - Oshawa, Durham, Ontario
- L1G 4X2 - Oshawa, Durham, Ontario
- L1G 4X3 - Oshawa, Durham, Ontario
- L1G 4X4 - Oshawa, Durham, Ontario
- L1G 4X5 - Oshawa, Durham, Ontario
- L1G 4X6 - Oshawa, Durham, Ontario
- L1G 4X7 - Oshawa, Durham, Ontario