New Hampshire Area Codes
The Granite State
Look Up a New Hampshire Phone Number
Enter a phone number to check for spam reports and caller information
New Hampshire Area Codes
1 codesMajor Cities in New Hampshire
About New Hampshire Phone Numbers
New Hampshire, known as "The Granite State", is located in the New England region of the United States with a population of approximately 1,377,529 residents. The state capital is Concord, while the largest city is Manchester. New Hampshire operates in the Eastern (ET) timezone and covers 9,349 square miles.
Phone numbers in New Hampshire are assigned across 1 different area codes, including 603. Major cities like Manchester, Nashua, Concord, Derry each have their own area code coverage.
If you receive calls from New Hampshire area codes, use our free phone lookup tool to identify the caller. You can check if a number has been reported as spam, find carrier information, and see community reports from other users who received calls from the same number.
Live Free or Die- State Motto of New Hampshire
Frequently Asked Questions
New Hampshire has 1 area code: 603. These area codes cover the entire state, including major cities like Manchester, Nashua, Concord.
New Hampshire operates in the Eastern (ET) timezone. When calling New Hampshire phone numbers, consider the time difference to avoid calling at inappropriate hours.
Use our free phone number lookup tool to check if a New Hampshire number has been reported as spam. Simply enter the phone number in the search box above to see community reports, spam ratings, and caller information.
New Hampshire has a population of approximately 1,377,529 residents, making it a mid-sized state in the United States.