US location post office
ZIP Code 7421
- Zip Code: 7421
- Official USPS city name: Hewitt
- Official USPS State Code: NJ
- Official State Name: New Jersey
- ZCTA: TRUE
- Population: 7255.0
- Density: 108.3
- Primary Official County Code: 34031
- Primary Official County Name: Passaic
- Official County Name: Passaic| Sussex
- Official County Code: 34031| 34037
- Imprecise: FALSE
- Military: FALSE
- Timezone: America/New_York (04:34 AM Friday, May 17 2024-05-17 (GMT -0400))
- Geo Point: 41.16582, -74.36312
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