Daftar wilayah
- L4A 1H3 - Stouffville, York, Ontario
- L4A 1H4 - Stouffville, York, Ontario
- L4A 1H5 - Stouffville, York, Ontario
- L4A 1H6 - Stouffville, York, Ontario
- L4A 1H7 - Stouffville, York, Ontario
- L4A 1H8 - Stouffville, York, Ontario
- L4A 1H9 - Stouffville, York, Ontario
- L4A 1J1 - Stouffville, York, Ontario
- L4A 1J2 - Stouffville, York, Ontario
- L4A 1J3 - Stouffville, York, Ontario
- L4A 1J5 - Stouffville, York, Ontario
- L4A 1J6 - Stouffville, York, Ontario
- L4A 1J7 - Stouffville, York, Ontario
- L4A 1J8 - Stouffville, York, Ontario
- L4A 1J9 - Stouffville, York, Ontario
- L4A 1K1 - Stouffville, York, Ontario
- L4A 1K2 - Stouffville, York, Ontario
- L4A 1K3 - Stouffville, York, Ontario
- L4A 1K4 - Stouffville, York, Ontario
- L4A 1K5 - Stouffville, York, Ontario