West Union Post Office USGS West Union Quad, Iowa, Topographic Map

West Union Post Office is a Post Office in the state of Iowa (county of Fayette), located at latitude - longitude coordinates (also known as lat-long or GPS coordinates) of N 42.96359 and W -91.80822. West Union Post Office is shown in the center of the topographic (topo) map, which is sourced from the United States Geographical Survey map USGS West Union quad. The nearest major town is Douglas, IA.