7 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 37387 | Tracy City | 3,674 |
| 37365 | Palmer | 1,678 |
| 37313 | Coalmont | 1,590 |
| 37301 | Altamont | 1,528 |
| 37339 | Gruetli Laager | 1,319 |
| 37366 | Pelham | 1,216 |
| 37305 | Beersheba Springs | 1,019 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 7 ZCTAs in Grundy County, Tennessee (US Census).