| Zip Code | City | Population ↓ |
|---|---|---|
| 29180 | Winnsboro | 12,014 |
| 29130 | Ridgeway | 6,276 |
| 29015 | Blair | 1,340 |
| 29014 | Blackstock | 1,298 |
| 29065 | Jenkinsville | 558 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 5 ZCTAs in Fairfield County, South Carolina (US Census).