क्षेत्र सूची
- N4W 1E7 - Listowel, Perth, Ontario
- N4W 1E8 - Listowel, Perth, Ontario
- N4W 1E9 - Listowel, Perth, Ontario
- N4W 1G1 - Listowel, Perth, Ontario
- N4W 1G2 - Listowel, Perth, Ontario
- N4W 1G3 - Listowel, Perth, Ontario
- N4W 1G4 - Listowel, Perth, Ontario
- N4W 1G5 - Listowel, Perth, Ontario
- N4W 1G6 - Listowel, Perth, Ontario
- N4W 1G7 - Listowel, Perth, Ontario
- N4W 1G8 - Listowel, Perth, Ontario
- N4W 1G9 - Listowel, Perth, Ontario
- N4W 1H1 - Listowel, Perth, Ontario
- N4W 1H2 - Listowel, Perth, Ontario
- N4W 1H3 - Listowel, Perth, Ontario
- N4W 1H4 - Listowel, Perth, Ontario
- N4W 1H5 - Listowel, Perth, Ontario
- N4W 1H6 - Listowel, Perth, Ontario
- N4W 1H7 - Listowel, Perth, Ontario
- N4W 1H8 - Listowel, Perth, Ontario