15 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 31419 | Savannah | 57,077 |
| 31405 | Savannah | 40,764 |
| 31406 | Savannah | 34,904 |
| 31322 | Pooler | 30,145 |
| 31404 | Savannah | 30,062 |
| 31407 | Port Wentworth | 24,893 |
| 31410 | Savannah | 22,214 |
| 31401 | Savannah | 20,445 |
| 31408 | Savannah | 11,621 |
| 31415 | Savannah | 11,082 |
| 31411 | Savannah | 9,390 |
| 31302 | Bloomingdale | 8,899 |
| 31328 | Tybee Island | 3,353 |
| 31409 | Savannah | 444 |
| 31421 | Savannah | 16 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 15 ZCTAs in Chatham County, Georgia (US Census).