Lista de região
- L2M 3J5 - St. Catharines, Niagara, Ontario
- L2M 3J6 - St. Catharines, Niagara, Ontario
- L2M 3J7 - St. Catharines, Niagara, Ontario
- L2M 3J8 - St. Catharines, Niagara, Ontario
- L2M 3J9 - St. Catharines, Niagara, Ontario
- L2M 3K1 - St. Catharines, Niagara, Ontario
- L2M 3K2 - St. Catharines, Niagara, Ontario
- L2M 3K3 - St. Catharines, Niagara, Ontario
- L2M 3K4 - St. Catharines, Niagara, Ontario
- L2M 3K5 - St. Catharines, Niagara, Ontario
- L2M 3K6 - St. Catharines, Niagara, Ontario
- L2M 3K7 - St. Catharines, Niagara, Ontario
- L2M 3K8 - St. Catharines, Niagara, Ontario
- L2M 3K9 - St. Catharines, Niagara, Ontario
- L2M 3L1 - St. Catharines, Niagara, Ontario
- L2M 3L2 - St. Catharines, Niagara, Ontario
- L2M 3L3 - St. Catharines, Niagara, Ontario
- L2M 3L4 - St. Catharines, Niagara, Ontario
- L2M 3L5 - St. Catharines, Niagara, Ontario
- L2M 3L6 - St. Catharines, Niagara, Ontario