Average GPS coordinates for Peterborough Postcode location: 42.886, -71.947. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Peterborough on map:

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Listing cities & postcodes (1):
>> New Hampshire, 03458 Peterborough, Hillsborough, GPS coordinates: 42.8856,-71.947