New Hampshire Area Codes

1 area code serves New Hampshire

New Hampshire Area Codes Overview

New Hampshire, a state in the New England region of the United States, primarily employs two area codes that serve its diverse communities. The majority of the state is covered by Area Code 603, encompassing cities such as Manchester, Nashua, and Concord. This area code reflects the state's rich history and modern urban centers. Additionally, the overlay Area Code 364 was introduced to ensure a continued supply of phone numbers and serves the same regions as Area Code 603. Together, these area codes connect residents and businesses across the state, fostering communication and connectivity in the Granite State.