Danh sách vùng
- K1A 0E9 - Ottawa, Ottawa, Ontario
- K1A 0G1 - Ottawa, Ottawa, Ontario
- K1A 0G2 - Ottawa, Ottawa, Ontario
- K1A 0G5 - Ottawa, Ottawa, Ontario
- K1A 0G6 - Ottawa, Ottawa, Ontario
- K1A 0G7 - Ottawa, Ottawa, Ontario
- K1A 0G8 - Ottawa, Ottawa, Ontario
- K1A 0G9 - Ottawa, Ottawa, Ontario
- K1A 0H2 - Ottawa, Ottawa, Ontario
- K1A 0H5 - Ottawa, Ottawa, Ontario
- K1A 0H7 - Ottawa, Ottawa, Ontario
- K1A 0H8 - Ottawa, Ottawa, Ontario
- K1A 0H9 - Ottawa, Ottawa, Ontario
- K1A 0J1 - Ottawa, Ottawa, Ontario
- K1A 0J6 - Ottawa, Ottawa, Ontario
- K1A 0K1 - Ottawa, Ottawa, Ontario
- K1A 0K2 - Ottawa, Ottawa, Ontario
- K1A 0K3 - Ottawa, Ottawa, Ontario
- K1A 0K5 - Ottawa, Ottawa, Ontario
- K1A 0K6 - Ottawa, Ottawa, Ontario