United States Census BureauThis polygon data layer represents zip code tabulation areas for Milwaukee County, Wisconsin in 2018. The dataset was distributed by the Milwaukee County Land Information office but was originally published by the United States Census Bureau in 2018.Shapefileark:/77981/gmgsbz6175gengPublicZip Code Tabulation Areas Milwaukee County, Wisconsin 2018DatasetsMilwaukee CountyWisconsin2018American Geographical Society Library – UWM Libraries