ZIP CodesZIP codes in Grainger County, Tennessee
Grainger County, Tennessee has 6 ZIP codes in this list, from 37708 to 37888. They cover 6 places, among them Bean Station, Blaine, Powder Springs and Rutledge.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 37708 | Bean Station | 41.3 | 36.325, -83.314 |
| 37709 | Blaine | 41.5 | 36.158, -83.678 |
| 37848 | Powder Springs | 8.0 | 36.236, -83.680 |
| 37861 | Rutledge | 98.6 | 36.250, -83.513 |
| 37881 | Thorn Hill | 71.9 | 36.392, -83.366 |
| 37888 | Washburn | 55.7 | 36.311, -83.594 |
The ZIP code areas of Grainger County add up to about 317 square miles of land (821 sq km) as the Census Bureau draws them. The largest is 37861 (Rutledge), with 98.6 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Bean Station, TN 37708.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.