17 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 29803 | Aiken | 38,849 |
| 29841 | North Augusta | 32,505 |
| 29801 | Aiken | 30,148 |
| 29829 | Graniteville | 11,396 |
| 29851 | Warrenville | 8,773 |
| 29842 | Beech Island | 7,896 |
| 29805 | Aiken | 5,113 |
| 29164 | Wagener | 4,833 |
| 29831 | Jackson | 4,435 |
| 29129 | Ridge Spring | 4,311 |
| 29856 | Windsor | 3,064 |
| 29137 | Salley | 2,335 |
| 29809 | New Ellenton | 2,326 |
| 29105 | Monetta | 1,198 |
| 29816 | Bath | 973 |
| 29834 | Langley | 827 |
| 29828 | Gloverville | 672 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 17 ZCTAs in Aiken County, South Carolina (US Census).