Coalfield is an unincorporated community and census-designated place (CDP) in Morgan County, Tennessee, United States. As of the 2010 census, the population of the CDP was 2,463, making Coalfield the most populous settlement in all of Morgan County. The community does have its own post office, with the ZIP code 37719.
Zip Codes in Coalfield, TN that we also serve: 37719 37840 37748