Region List
- L7B 1J5 - King City, York, Ontario
- L7B 1J6 - King City, York, Ontario
- L7B 1J7 - King City, York, Ontario
- L7B 1J8 - King City, York, Ontario
- L7B 1J9 - King City, York, Ontario
- L7B 1K1 - King City, York, Ontario
- L7B 1K2 - King City, York, Ontario
- L7B 1K3 - King City, York, Ontario
- L7B 1K4 - King City, York, Ontario
- L7B 1K5 - King City, York, Ontario
- L7B 1K6 - King City, York, Ontario
- L7B 1K8 - King City, York, Ontario
- L7B 1K9 - King City, York, Ontario
- L7B 1L1 - King City, York, Ontario
- L7B 1L2 - King City, York, Ontario
- L7B 1L3 - King City, York, Ontario
- L7B 1L4 - King City, York, Ontario
- L7B 1L5 - King City, York, Ontario
- L7B 1L6 - King City, York, Ontario
- L7B 1L7 - King City, York, Ontario