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Peterborough Postcodes — Ontario (ON)
| Location | City/District | States or Territories | States or Territories Abbrieviation | Postcode |
|---|---|---|---|---|
| Peterborough North | Peterborough | Ontario | ON | K9H |
| Peterborough South | Peterborough | Ontario | ON | K9J |
| Peterborough (Fairbairn Meadows / Jackson Heights) | Peterborough | Ontario | ON | K9K |
| Peterborough (Terra View Heights / Woodland Acres / Donwood) | Peterborough | Ontario | ON | K9L |
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