Tennessee Zip Codes

Data Sources

Population, income, housing, age, and demographics

U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.

ZIP to city and county mapping

USPS and HUD-USPS ZIP-County Crosswalk.

Time zones and area codes

IANA tz database and NANPA.

Elevation

U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.

Last refreshed

2026-05-18.

Methodology