Warren County, New Jersey ZIP Codes
- ZIP records
16 - Cities represented
16 - Sum of listed ZIP population estimates
116,142
Population sum includes positive estimates in these ZIP records; it is not an official county population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | Population estimate |
|---|---|---|---|
| 1 | 07840 | Hackettstown | 32,105 |
| 2 | 08865 | Phillipsburg | 31,427 |
| 3 | 07882 | Washington | 15,115 |
| 4 | 07825 | Blairstown | 9,210 |
| 5 | 07823 | Belvidere | 7,451 |
| 6 | 08886 | Stewartsville | 6,435 |
| 7 | 07863 | Oxford | 3,819 |
| 8 | 07838 | Great Meadows | 3,727 |
| 9 | 07832 | Columbia | 3,593 |
| 10 | 07865 | Port Murray | 2,825 |
Cities in Warren County
- Allamuchy
- Belvidere
- Blairstown
- Changewater
- Columbia
- Delaware
- Great Meadows
- Hackettstown
- Hope
- Johnsonburg
- Oxford
- Phillipsburg
- Port Murray
- Stewartsville
- Vienna
- Washington
ZIP Directory
- ZIP 07820
- ZIP 07823
- ZIP 07825
- ZIP 07831
- ZIP 07832
- ZIP 07833
- ZIP 07838
- ZIP 07840
- ZIP 07844
- ZIP 07846
- ZIP 07863
- ZIP 07865
- ZIP 07880
- ZIP 07882
- ZIP 08865
- ZIP 08886
Browse all ZIP data for New Jersey
Methodology: Records are grouped by the source file's listed county and state. Population sums add positive ZIP-level estimates and are not official county totals; city counts use distinct city labels in the source.