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New Hampshire Area Code Information New Hampshire Area Codes 603 New Hampshire is currently using one area code. New Hampshire does not utilize any area code overlays. Area code 603 covers all of the State of New Hampshire. Changes and History of New Hampshire Area Codes: 01/01/1947 Area code 603 was put into service. Area Codes in Other New Hampshire Locations Amherst Barrington Bedford Berlin Bow Claremont Concord Conway Derry Dover Durham Exeter Franklin Goffstown Hampstead Hampton Hanover Hollis Hooksett Hudson Keene Laconia Lebanon Litchfield Londonderry Manchester Merrimack Milford Nashua Newmarket Pelham Plaistow Portsmouth Raymond Rochester Salem Seabrook Somersworth Weare Windham   Area Code Look Up By State and City Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Puerto Rico Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington Washington, DC West Virginia Wisconsin Wyoming Area Code Look Up in Surrounding Places American Samoa Bahamas Barbados Bermuda British Virgin Islands Dominican Republic Freeport (Bahamas) Grenada Grand Bahama Guam Jamaica Marshall Islands Nassau (Bahamas) Saint Thomas Saint Croix Saint John St. Lucia St. Vincent US Virgin Islands St. Kitts and Nevis Terms of Use - Privacy Statement www.AreaCodeHelp.com is not responsible for any damages or problems caused by this service. If you have any suggestions or comments contact us. Site Copyright 2006 www.areacodehelp.com

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