Daftar wilayah
- L3T 2R5 - Thornhill, York, Ontario
- L3T 2R6 - Thornhill, York, Ontario
- L3T 2R7 - Thornhill, York, Ontario
- L3T 2S1 - Thornhill, York, Ontario
- L3T 2S2 - Thornhill, York, Ontario
- L3T 2S4 - Thornhill, York, Ontario
- L3T 2S5 - Thornhill, York, Ontario
- L3T 2S6 - Thornhill, York, Ontario
- L3T 2S7 - Thornhill, York, Ontario
- L3T 2S8 - Thornhill, York, Ontario
- L3T 2S9 - Thornhill, York, Ontario
- L3T 2T1 - Thornhill, York, Ontario
- L3T 2T4 - Thornhill, York, Ontario
- L3T 2T5 - Thornhill, York, Ontario
- L3T 2T6 - Thornhill, York, Ontario
- L3T 2T7 - Thornhill, York, Ontario
- L3T 2T8 - Thornhill, York, Ontario
- L3T 2T9 - Thornhill, York, Ontario
- L3T 2V1 - Thornhill, York, Ontario
- L3T 2V2 - Thornhill, York, Ontario