3 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 39466 | Picayune | 28,292 |
| 39426 | Carriere | 17,555 |
| 39470 | Poplarville | 12,872 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 3 ZCTAs in Pearl River County, Mississippi (US Census).