Lista regionu
- K9H 2K4 - Peterborough, Peterborough, Ontario
- K9H 2K5 - Peterborough, Peterborough, Ontario
- K9H 2K6 - Peterborough, Peterborough, Ontario
- K9H 2K7 - Peterborough, Peterborough, Ontario
- K9H 2K8 - Peterborough, Peterborough, Ontario
- K9H 2L1 - Peterborough, Peterborough, Ontario
- K9H 2L2 - Peterborough, Peterborough, Ontario
- K9H 2L3 - Peterborough, Peterborough, Ontario
- K9H 2L4 - Peterborough, Peterborough, Ontario
- K9H 2L5 - Peterborough, Peterborough, Ontario
- K9H 2L6 - Peterborough, Peterborough, Ontario
- K9H 2L7 - Peterborough, Peterborough, Ontario
- K9H 2L8 - Peterborough, Peterborough, Ontario
- K9H 2L9 - Peterborough, Peterborough, Ontario
- K9H 2M1 - Peterborough, Peterborough, Ontario
- K9H 2M2 - Peterborough, Peterborough, Ontario
- K9H 2M3 - Peterborough, Peterborough, Ontario
- K9H 2M4 - Peterborough, Peterborough, Ontario
- K9H 2M5 - Peterborough, Peterborough, Ontario
- K9H 2M6 - Peterborough, Peterborough, Ontario