Lista de região
- L3Y 2A4 - Newmarket, York, Ontario
- L3Y 2A5 - Newmarket, York, Ontario
- L3Y 2A6 - Newmarket, York, Ontario
- L3Y 2A7 - Newmarket, York, Ontario
- L3Y 2A8 - Newmarket, York, Ontario
- L3Y 2A9 - Newmarket, York, Ontario
- L3Y 2B1 - Newmarket, York, Ontario
- L3Y 2B2 - Newmarket, York, Ontario
- L3Y 2B3 - Newmarket, York, Ontario
- L3Y 2B4 - Newmarket, York, Ontario
- L3Y 2B5 - Newmarket, York, Ontario
- L3Y 2B6 - Newmarket, York, Ontario
- L3Y 2B7 - Newmarket, York, Ontario
- L3Y 2B8 - Newmarket, York, Ontario
- L3Y 2B9 - Newmarket, York, Ontario
- L3Y 2C1 - Newmarket, York, Ontario
- L3Y 2C2 - Newmarket, York, Ontario
- L3Y 2C3 - Newmarket, York, Ontario
- L3Y 2C4 - Newmarket, York, Ontario
- L3Y 2C5 - Newmarket, York, Ontario