Daftar wilayah
- L3T 2X6 - Thornhill, York, Ontario
- L3T 2X7 - Thornhill, York, Ontario
- L3T 2X8 - Thornhill, York, Ontario
- L3T 2X9 - Thornhill, York, Ontario
- L3T 2Y1 - Thornhill, York, Ontario
- L3T 2Y2 - Thornhill, York, Ontario
- L3T 2Y3 - Thornhill, York, Ontario
- L3T 2Y4 - Thornhill, York, Ontario
- L3T 2Y5 - Thornhill, York, Ontario
- L3T 2Y6 - Thornhill, York, Ontario
- L3T 2Y7 - Thornhill, York, Ontario
- L3T 2Y8 - Thornhill, York, Ontario
- L3T 2Y9 - Thornhill, York, Ontario
- L3T 2Z1 - Thornhill, York, Ontario
- L3T 2Z2 - Thornhill, York, Ontario
- L3T 2Z3 - Thornhill, York, Ontario
- L3T 2Z4 - Thornhill, York, Ontario
- L3T 2Z5 - Thornhill, York, Ontario
- L3T 2Z6 - Thornhill, York, Ontario
- L3T 2Z7 - Thornhill, York, Ontario