Zip Code | City | Population |
|---|---|---|
| 07860 | Newton | 26,507 |
| 07871 | Sparta | 21,020 |
| 07461 | Sussex | 18,275 |
| 07843 | Hopatcong | 11,102 |
| 07419 | Hamburg | 9,927 |
| 07821 | Andover | 9,571 |
| 07874 | Stanhope | 8,534 |
| 07462 | Vernon | 6,712 |
| 07416 | Franklin | 5,736 |
| 07826 | Branchville | 5,529 |
| 07422 | Highland Lakes | 5,401 |
| 07848 | Lafayette | 4,425 |
| 07827 | Montague | 4,117 |
| 07460 | Stockholm | 3,131 |
| 07418 | Glenwood | 2,473 |
| 07439 | Ogdensburg | 2,215 |
| 07822 | Augusta | 947 |
| 07851 | Layton | 363 |
| 07881 | Wallpack Center | 8 |