Smith County, Texas Zip Codes
| Tyler | 43,682 |
| Tyler | 34,822 |
| Tyler | 27,775 |
| Lindale | 21,408 |
| Tyler | 15,724 |
| Whitehouse | 14,685 |
| Flint | 14,459 |
| Tyler | 11,334 |
| Tyler | 10,155 |
| Tyler | 9,284 |
| Tyler | 5,031 |
| Winona | 3,558 |
| Arp | 3,291 |
| Tyler | 2,348 |
| Tyler | 163 |
- Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.