ZIP CodesZIP codes in Darlington County, South Carolina
Darlington County, South Carolina has 7 ZIP codes in this list, from 29069 to 29593. They cover 5 places, among them Darlington, Hartsville, Lamar and Lydia.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 29069 | Lamar | 78.5 | 34.186, -80.096 |
| 29079 | Lydia | 0.1 | 34.289, -80.112 |
| 29532 | Darlington | 115 | 34.300, -79.873 |
| 29540 | Darlington | 108 | 34.384, -79.842 |
| 29550 | Hartsville | 208 | 34.376, -80.084 |
| 29551 | Hartsville | no area | 34.366, -80.132 |
| 29593 | Society Hill | 76.2 | 34.451, -79.886 |
The ZIP code areas of Darlington County add up to about 586 square miles of land (1,517 sq km) as the Census Bureau draws them. The largest is 29550 (Hartsville), with 208 square miles.
Places with more than one code here: Darlington (2 codes), Hartsville (2 codes).
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Lamar, SC 29069.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.