37831 ZIP Code — Oak Ridge, TN
Anderson County, Tennessee
ZIP code 37831 is located in Oak Ridge, Tennessee, within Anderson County. It covers approximately 0.00 square miles and serves a population of 0 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 865.
0
population
0.00
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
37831 ZIP code map
Cities in ZIP code 37831
Below are the cities the US Postal Service accepts for ZIP code 37831. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Oak Ridge | Acceptable |
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 0 |
| Population density | 0 / sq mi |
| State FIPS | 47 |
| County FIPS | 001 |
| Geography | |
|---|---|
| Land area | 0.00 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 36.0103 |
| Longitude | -84.2698 |
| Timezone | Eastern (ET) |
| Area code | 865 |