Average GPS coordinates for Monson Postcode location: 45.298, -69.488. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Monson on map:

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Listing cities & postcodes (1):
>> Maine, 04464 Monson, Piscataquis, GPS coordinates: 45.2981,-69.488