Danh sách vùng
- L3X 2T4 - Newmarket, York, Ontario
- L3X 2T5 - Newmarket, York, Ontario
- L3X 2T6 - Newmarket, York, Ontario
- L3X 2T7 - Newmarket, York, Ontario
- L3X 2T8 - Newmarket, York, Ontario
- L3X 2T9 - Newmarket, York, Ontario
- L3X 2V1 - Newmarket, York, Ontario
- L3X 2V2 - Newmarket, York, Ontario
- L3X 2V3 - Newmarket, York, Ontario
- L3X 2V4 - Newmarket, York, Ontario
- L3X 2V5 - Newmarket, York, Ontario
- L3X 2V6 - Newmarket, York, Ontario
- L3X 2V7 - Newmarket, York, Ontario
- L3X 2V8 - Newmarket, York, Ontario
- L3X 2V9 - Newmarket, York, Ontario
- L3X 2W1 - Newmarket, York, Ontario
- L3X 2W2 - Newmarket, York, Ontario
- L3X 2W3 - Newmarket, York, Ontario
- L3X 2W4 - Newmarket, York, Ontario
- L3X 2W5 - Newmarket, York, Ontario