지역 목록
- N7S 2J7 - Sarnia, Lambton, Ontario
- N7S 2J8 - Sarnia, Lambton, Ontario
- N7S 2J9 - Sarnia, Lambton, Ontario
- N7S 2K1 - Sarnia, Lambton, Ontario
- N7S 2K2 - Sarnia, Lambton, Ontario
- N7S 2K3 - Sarnia, Lambton, Ontario
- N7S 2K4 - Sarnia, Lambton, Ontario
- N7S 2K5 - Sarnia, Lambton, Ontario
- N7S 2K6 - Sarnia, Lambton, Ontario
- N7S 2K7 - Sarnia, Lambton, Ontario
- N7S 2K8 - Sarnia, Lambton, Ontario
- N7S 2K9 - Sarnia, Lambton, Ontario
- N7S 2L1 - Sarnia, Lambton, Ontario
- N7S 2L2 - Sarnia, Lambton, Ontario
- N7S 2L3 - Sarnia, Lambton, Ontario
- N7S 2L4 - Sarnia, Lambton, Ontario
- N7S 2L5 - Sarnia, Lambton, Ontario
- N7S 2L6 - Sarnia, Lambton, Ontario
- N7S 2L7 - Sarnia, Lambton, Ontario
- N7S 2L8 - Sarnia, Lambton, Ontario