Nashua, New Hampshire
Eastern Time Zone (UTC-5) · NH · —
About Area Codes in Nashua, New Hampshire
Nashua, New Hampshire is served by area code 603, which was one of the original area codes established in 1947 under the North American Numbering Plan. The city falls within the Eastern time zone (UTC-5). All calls to and from Nashua use the 603 area code prefix for local and long-distance dialing.
Frequently Asked Questions
What area code is Nashua, New Hampshire?
Nashua, New Hampshire uses area code 603.
What time zone is Nashua in?
Nashua is in the Eastern time zone (UTC-5).
Do I need to dial 10 digits when calling Nashua?
Standard 7-digit dialing is used for local calls within Nashua. However, 10-digit dialing is always accepted and required for long-distance calls.
When was area code 603 created?
Area code 603 is one of the original 86 area codes established in 1947 as part of the North American Numbering Plan (NANP).
What cities share area code 603 with Nashua?
Other cities sharing area code 603 with Nashua include Amherst, Bedford, Berlin, Claremont, Concord, among others.
Nashua, NH · Eastern Time Zone