Lista de região
- K4B 0A1 - Navan, Ottawa, Ontario
- K4B 0A2 - Navan, Ottawa, Ontario
- K4B 0A3 - Navan, Ottawa, Ontario
- K4B 0A4 - Navan, Ottawa, Ontario
- K4B 1H3 - Navan, Ottawa, Ontario
- K4B 1H4 - Navan, Ottawa, Ontario
- K4B 1H8 - Navan, Ottawa, Ontario
- K4B 1H9 - Navan, Ottawa, Ontario
- K4B 1J1 - Navan, Ottawa, Ontario
- K4B 1J2 - Navan, Ottawa, Ontario
- K4B 1J3 - Navan, Ottawa, Ontario
- K4B 1J4 - Navan, Ottawa, Ontario
- K4B 1J5 - Navan, Ottawa, Ontario
- K4B 1J8 - Navan, Ottawa, Ontario
- K4B 1J9 - Navan, Ottawa, Ontario
- K4B 1K1 - Navan, Ottawa, Ontario
- K4B 1K2 - Navan, Ottawa, Ontario
- K4B 1K3 - Navan, Ottawa, Ontario
- K4B 1K4 - Navan, Ottawa, Ontario
- K4B 1K5 - Navan, Ottawa, Ontario