There are 4 zip codes in Fairfield County, South Carolina. The most populated is 29180, located in Winnsboro. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
2918012,014Winnsboro
291306,276Ridgeway
290151,340Blair
29065558Jenkinsville
showing: 4 rows

Zip Codes in Fairfield County, South Carolina by Population (2024)