区域列表
- N7X 1C5 - Sarnia, Lake Hurron, Ontario
- N7X 1C6 - Sarnia, Lake Hurron, Ontario
- N7X 1C7 - Sarnia, Lake Hurron, Ontario
- N7X 1C8 - Sarnia, Lake Hurron, Ontario
- N7X 1C9 - Sarnia, Lake Hurron, Ontario
- N7X 1E1 - Sarnia, Lake Hurron, Ontario
- N7X 1E2 - Sarnia, Lake Hurron, Ontario
- N7X 1E3 - Sarnia, Lake Hurron, Ontario
- N7X 1E4 - Sarnia, Lake Hurron, Ontario
- N7X 1E5 - Sarnia, Lake Hurron, Ontario
- N7X 1E6 - Sarnia, Lake Hurron, Ontario
- N7X 1E7 - Sarnia, Lake Hurron, Ontario
- N7X 1E8 - Sarnia, Lake Hurron, Ontario
- N7X 1E9 - Sarnia, Lake Hurron, Ontario
- N7X 1G1 - Sarnia, Lake Hurron, Ontario
- N7X 1G2 - Sarnia, Lake Hurron, Ontario
- N7X 1G3 - Sarnia, Lake Hurron, Ontario
- N7X 1G4 - Sarnia, Lake Hurron, Ontario
- N7X 1G5 - Sarnia, Lake Hurron, Ontario
- N7X 1G6 - Sarnia, Lake Hurron, Ontario