Average GPS coordinates for Alton Postcode location: 42.978, -96.017. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Alton on map:
Listing cities & postcodes (1):
>> Iowa, 51003 Alton, Sioux, GPS coordinates: 42.9782,-96.0173
Listing cities & postcodes (1):
>> Iowa, 51003 Alton, Sioux, GPS coordinates: 42.9782,-96.0173
