Average GPS coordinates for White River Postcode location: 43.567, -100.745. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). White River on map:

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Listing cities & postcodes (1):
>> South Dakota, 57579 White River, Mellette, GPS coordinates: 43.5666,-100.7449