Average GPS coordinates for Coulter Postcode location: 42.738, -93.37. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Coulter on map:

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Listing cities & postcodes (1):
>> Iowa, 50431 Coulter, Franklin, GPS coordinates: 42.7382,-93.37