Lista de la región
- L7K 0J8 - Alton, Peel, Ontario
- L7K 0J9 - Alton, Peel, Ontario
- L7K 0L7 - Alton, Peel, Ontario
- L7K 0L8 - Alton, Peel, Ontario
- L7K 0L9 - Alton, Peel, Ontario
- L7K 0M1 - Alton, Peel, Ontario
- L7K 0M8 - Alton, Peel, Ontario
- L7K 0M9 - Alton, Peel, Ontario
- L7K 0N3 - Alton, Peel, Ontario
- L7K 0N4 - Alton, Peel, Ontario
- L7K 0R1 - Alton, Peel, Ontario
- L7K 0R2 - Alton, Peel, Ontario
- L7K 0R3 - Alton, Peel, Ontario
- L7K 0R4 - Alton, Peel, Ontario
- L7K 0R9 - Alton, Peel, Ontario
- L7K 0S1 - Alton, Peel, Ontario
- L7K 0S2 - Alton, Peel, Ontario
- L7K 0S3 - Alton, Peel, Ontario
- L7K 1K2 - Alton, Peel, Ontario
- L7K 1K3 - Alton, Peel, Ontario