Lista regionu
- K9H 3R5 - Peterborough, Peterborough, Ontario
- K9H 3R6 - Peterborough, Peterborough, Ontario
- K9H 3R7 - Peterborough, Peterborough, Ontario
- K9H 3R9 - Peterborough, Peterborough, Ontario
- K9H 3S1 - Peterborough, Peterborough, Ontario
- K9H 3S2 - Peterborough, Peterborough, Ontario
- K9H 3S3 - Peterborough, Peterborough, Ontario
- K9H 3S4 - Peterborough, Peterborough, Ontario
- K9H 3S5 - Peterborough, Peterborough, Ontario
- K9H 3S6 - Peterborough, Peterborough, Ontario
- K9H 3S7 - Peterborough, Peterborough, Ontario
- K9H 3S8 - Peterborough, Peterborough, Ontario
- K9H 3S9 - Peterborough, Peterborough, Ontario
- K9H 3T1 - Peterborough, Peterborough, Ontario
- K9H 3T2 - Peterborough, Peterborough, Ontario
- K9H 3T3 - Peterborough, Peterborough, Ontario
- K9H 3T4 - Peterborough, Peterborough, Ontario
- K9H 3T5 - Peterborough, Peterborough, Ontario
- K9H 3T6 - Peterborough, Peterborough, Ontario
- K9H 3T7 - Peterborough, Peterborough, Ontario