ZIP Code 03054: Merrimack, NH
County: Hillsborough
Coordinates: 42.86670, -71.51280
ZIP Type: Standard
Time Zone: Eastern Time (ET)
Explore detailed information for ZIP code 03054 in Merrimack, NH. We include verified county details for Hillsborough plus key geographic references used for mapping and logistics.
| Primary City | Merrimack |
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| ZIP Code | 03054 |
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| County | Hillsborough |
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| State | NH |
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| Latitude / Longitude | 42.86670, -71.51280 |
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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 03054 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 03054 is approximately 42.86670 (latitude) and -71.51280 (longitude). This location sits within Hillsborough, contributing to regional planning across NH.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 03054 for mail delivery and general location reference in
Hillsborough,
NH.
This ZIP may extend beyond the city core into nearby communities within Hillsborough.
Related ZIP Codes (Nearby)
Explore other postal codes near Merrimack within NH.
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Frequently Asked Questions
What is the primary city for ZIP code 03054?
The primary city for this ZIP code is Merrimack, located in NH.
In which county is 03054 located?
ZIP code 03054 is situated within Hillsborough, NH.
What are the coordinates for 03054?
The approximate center point is 42.86670 (Latitude) and -71.51280 (Longitude).
Is ZIP code 03054 active?
This page lists ZIP 03054 as Listed based on the latest refresh date shown above.
Does ZIP 03054 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