Grainger County, Tennessee ZIP Codes

6 ZIP Codes

Zip Code
City
Population ↓
37861Rutledge8,608
37708Bean Station6,512
37709Blaine4,177
37888Washburn3,432
37881Thorn Hill1,677
37848Powder Springs145

Overview of ZIP Codes in Grainger County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
6
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 6 ZCTAs in Grainger County, Tennessee (US Census).

Sources

  1. US Census: 2025 Gazetteer Files
  2. US Census: ZIP Code Tabulation Areas (ZCTAs)

Recommended Reading