7 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 37042 | Clarksville | 85,169 |
| 37040 | Clarksville | 62,137 |
| 37043 | Clarksville | 57,246 |
| 37191 | Woodlawn | 3,998 |
| 37052 | Cunningham | 1,971 |
| 37142 | Palmyra | 1,734 |
| 37171 | Southside | 1,552 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 7 ZCTAs in Montgomery County, Tennessee (US Census).