11 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 8069 | Penns Grove | 13,402 |
| 8070 | Pennsville | 12,468 |
| 8318 | Elmer | 12,069 |
| 8079 | Salem | 10,426 |
| 8098 | Woodstown | 9,475 |
| 8343 | Monroeville | 4,882 |
| 8067 | Pedricktown | 1,646 |
| 8001 | Alloway | 835 |
| 8038 | Hancocks Bridge | 380 |
| 8023 | Deepwater | 282 |
| 8072 | Quinton | 249 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 11 ZCTAs in Salem County, New Jersey (US Census).