16 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 62812 | Benton | 11,441 |
| 62896 | West Frankfort | 10,691 |
| 62884 | Sesser | 2,764 |
| 62822 | Christopher | 2,437 |
| 62890 | Thompsonville | 2,379 |
| 62865 | Mulkeytown | 2,235 |
| 62983 | Royalton | 1,623 |
| 62999 | Zeigler | 1,345 |
| 62836 | Ewing | 820 |
| 62891 | Valier | 587 |
| 62897 | Whittington | 573 |
| 62860 | Macedonia | 419 |
| 62874 | Orient | 407 |
| 62856 | Logan | 327 |
| 62819 | Buckner | 290 |
| 62825 | Coello | 250 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 16 ZCTAs in Franklin County, Illinois (US Census).