Average GPS coordinates for Quasqueton Postcode location: 42.396, -91.768. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Quasqueton on map:

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Listing cities & postcodes (1):
>> Iowa, 52326 Quasqueton, Buchanan, GPS coordinates: 42.3956,-91.768