11 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 08069 | Penns Grove | 13,413 |
| 08070 | Pennsville | 12,511 |
| 08318 | Elmer | 11,961 |
| 08079 | Salem | 10,762 |
| 08098 | Woodstown | 9,680 |
| 08343 | Monroeville | 4,729 |
| 08067 | Pedricktown | 1,711 |
| 08001 | Alloway | 854 |
| 08023 | Deepwater | 375 |
| 08038 | Hancocks Bridge | 351 |
| 08072 | Quinton | 164 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 11 ZCTAs in Salem County, New Jersey (US Census).