17 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 29803 | Aiken | 40,069 |
| 29841 | North Augusta | 32,409 |
| 29801 | Aiken | 30,088 |
| 29829 | Graniteville | 12,082 |
| 29851 | Warrenville | 9,081 |
| 29842 | Beech Island | 7,727 |
| 29129 | Ridge Spring | 5,329 |
| 29164 | Wagener | 4,961 |
| 29805 | Aiken | 4,882 |
| 29831 | Jackson | 4,259 |
| 29856 | Windsor | 3,473 |
| 29809 | New Ellenton | 2,426 |
| 29137 | Salley | 2,212 |
| 29105 | Monetta | 1,640 |
| 29816 | Bath | 931 |
| 29834 | Langley | 519 |
| 29828 | Gloverville | 419 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 17 ZCTAs in Aiken County, South Carolina (US Census).