क्षेत्र सूची
- L3K 6E1 - Port Colborne, Niagara, Ontario
- L3K 6E2 - Port Colborne, Niagara, Ontario
- L3K 6E3 - Port Colborne, Niagara, Ontario
- L3K 6E4 - Port Colborne, Niagara, Ontario
- L3K 6E5 - Port Colborne, Niagara, Ontario
- L3K 6E6 - Port Colborne, Niagara, Ontario
- L3K 6E7 - Port Colborne, Niagara, Ontario
- L3K 6E8 - Port Colborne, Niagara, Ontario
- L3K 6E9 - Port Colborne, Niagara, Ontario
- L3K 6G1 - Port Colborne, Niagara, Ontario
- L3K 6G2 - Port Colborne, Niagara, Ontario
- L3K 6G3 - Port Colborne, Niagara, Ontario
- L3K 6G4 - Port Colborne, Niagara, Ontario
- L3K 6G7 - Port Colborne, Niagara, Ontario
- L3K 6G5 - Port Colborne, Niagara, Ontario
- L3K 6G8 - Port Colborne, Niagara, Ontario
- L3K 6G9 - Port Colborne, Niagara, Ontario
- L3K 6H1 - Port Colborne, Niagara, Ontario
- L3K 6H2 - Port Colborne, Niagara, Ontario
- L3K 6H3 - Port Colborne, Niagara, Ontario