10 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 37064 | Franklin | 63,374 |
| 37027 | Brentwood | 62,116 |
| 37067 | Franklin | 31,953 |
| 37135 | Nolensville | 22,693 |
| 37069 | Franklin | 19,571 |
| 37179 | Thompsons Station | 17,454 |
| 37062 | Fairview | 13,194 |
| 37046 | College Grove | 6,674 |
| 37014 | Arrington | 3,316 |
| 38476 | Primm Springs | 1,146 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 10 ZCTAs in Williamson County, Tennessee (US Census).