ZIP Code 08556: Rosemont, NJ
County: Hunterdon
Coordinates: 40.42000, -74.98860
ZIP Type: Standard
Time Zone: Eastern Time (ET)
This profile provides an in-depth look at ZIP code 08556, serving Rosemont in NJ. It lies in Hunterdon and supports delivery, planning, and address verification.
| Primary City | Rosemont |
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| ZIP Code | 08556 |
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| County | Hunterdon |
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| State | NJ |
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| Latitude / Longitude | 40.42000, -74.98860 |
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| ZIP Type | Standard |
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| Time Zone | Eastern Time (ET) |
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| Data Updated | 2026-01-08 |
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Maps & Useful Links
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These links show the approximate center point for ZIP 08556 (not an exact boundary).
Geographic & Administrative Context
Coordinates for 08556 are listed as 40.42000 / -74.98860, useful for GPS and service checks in and around Rosemont, NJ.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 08556 for mail delivery and general location reference in
Hunterdon,
NJ.
This ZIP may extend beyond the city core into nearby communities within Hunterdon.
Related ZIP Codes (Nearby)
Explore other postal codes near Rosemont within NJ.
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Frequently Asked Questions
What is the primary city for ZIP code 08556?
The primary city for this ZIP code is Rosemont, located in NJ.
In which county is 08556 located?
ZIP code 08556 is situated within Hunterdon, NJ.
What are the coordinates for 08556?
The approximate center point is 40.42000 (Latitude) and -74.98860 (Longitude).
Is ZIP code 08556 active?
This page lists ZIP 08556 as Listed based on the latest refresh date shown above.
Does ZIP 08556 cover multiple areas?
Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.
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Methodology & Data Notes
How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.
Page updated: 2026-01-08