In which county is ZIP code 03583 located?

ZIP 03583 is listed under Coos County, NH.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 03583: Jefferson, NH

ZIP: 03583

County: Coos County

Coordinates: 44.39990, -71.45180

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Get a reliable snapshot of the Jefferson, NH postal area 03583. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Jefferson
ZIP Code	03583
County	Coos County
State	NH
Latitude / Longitude	44.39990, -71.45180
ZIP Type	Standard
Time Zone	Eastern Time (ET)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 03583 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 03583 is commonly represented around 44.39990, -71.45180. These coordinates help identify the general area within Coos County, NH.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 03583 for mail delivery and general location reference in Coos County, NH.

Some addresses near Jefferson may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Jefferson within NH.

Frequently Asked Questions

What is the primary city for ZIP code 03583?

The primary city for this ZIP code is Jefferson, located in NH.

In which county is 03583 located?

ZIP code 03583 is situated within Coos County, NH.

What are the coordinates for 03583?

The approximate center point is 44.39990 (Latitude) and -71.45180 (Longitude).

Is ZIP code 03583 active?

This page lists ZIP 03583 as Listed based on the latest refresh date shown above.

Does ZIP 03583 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

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