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New Hampshire — United States

Welcome to the postal codes directory for New Hampshire, United States. As a prominent region in United States, New Hampshire contains 11 major cities indexed. Our platform provides comprehensive zip codes, neighborhood directories, and simulated local phone number generation rules for developer form testing and compliance verification.

11 Total Cities Indexed
NEW-HAMPSHIRE Region Code
🔍 Showing 11 cities

Available Cities

11
Concord Dover Greenville Jackson Lincoln Madison Manchester Nashua Rochester Salem Springfield

Frequently Asked Questions

Regional Divisions & Cities
New Hampshire encompasses diverse geographical zones and municipal areas. This platform indexes 11 major cities in New Hampshire, linking each city to its postal codes, neighborhoods, and regional phone area codes.
State-Level Telecom Infrastructure
Under the NANP system, New Hampshire is allocated several distinct area codes covering specific counties and metropolitan districts. Select a city to explore local dialing overlays and to generate valid mock phone patterns.
How to look up the exact postal code for a specific district or street under New Hampshire?
You can select the corresponding city from the list above. On the city page, we provide a complete mapping table of districts, streets/neighborhoods, and their exact postal codes. You can also use the search bar at the top to instantly locate a street or neighborhood.