New Jersey counties
Every county in New Jersey, with the ZIP codes recorded in each. Pick one to see its full ZIP code list.
- counties
- 21
- ZIP codes
- 723
All New Jersey counties
| County | ZIP codes | Largest city |
|---|---|---|
| Atlantic County | 32 | Atlantic City |
| Bergen County | 71 | Hackensack |
| Burlington County | 34 | Joint Base Mdl |
| Camden County | 37 | Camden |
| Cape May County | 21 | Avalon |
| Cumberland County | 21 | Vineland |
| Essex County | 45 | Newark |
| Gloucester County | 28 | Bridgeport |
| Hudson County | 23 | Jersey City |
| Hunterdon County | 27 | Annandale |
| Mercer County | 39 | Trenton |
| Middlesex County | 45 | Edison |
| Monmouth County | 58 | Belmar |
| Morris County | 55 | Morristown |
| Ocean County | 32 | Toms River |
| Passaic County | 38 | Paterson |
| Salem County | 11 | Alloway |
| Somerset County | 29 | Somerset |
| Sussex County | 27 | Branchville |
| Union County | 31 | Elizabeth |
| Warren County | 19 | Allamuchy |
Scope every county-equivalent recorded in New Jersey. Source Census 2024 county Gazetteer (2024 Gazetteer) and GeoNames US postal codes (2026-07 postal dump). Updated . Names and boundaries follow the Census Bureau's current county-equivalent set, not the NJ postal source's older names.