Portsmouth, New Hampshire Phone Lookup
Find the owner of any phone number in Portsmouth, New Hampshire.
What Phone Numbers Are in Portsmouth, New Hampshire?
Looking up a phone number in Portsmouth, New Hampshire? Enter any 10-digit phone number in the search box above to find the owner's name, address, and carrier information. Portsmouth is served by 1 area code and has 28 active phone prefixes.
Area Codes Serving Portsmouth
Phone numbers in Portsmouth, New Hampshire use the following area code: 603.
Top Phone Carriers in Portsmouth
The most common phone service providers in Portsmouth include:
- Omnipoint Miami E License, Llc
- Paetec Itel, Llc
- New Cingular Wireless Pcs, Llc - Dc
- Consolidated Comm Of No. New England-nh
- Bell Atlantic Mobile, Inc
Data current as of March 2026
Nearby Cities in New Hampshire
Other cities in New Hampshire that share area codes with Portsmouth:
Portsmouth at a Glance
Demographics
- White 86.7%
- Black 0.3%
- Hispanic 3.8%
- Asian 4.1%
- Other 5.1%
Financial Profile
Frequently Asked Questions
What Area Codes Serve Portsmouth, New Hampshire?
Phone numbers in Portsmouth, New Hampshire use 1 area code: 603. These area codes are shared with other cities in the region. Portsmouth has 28 active phone prefixes assigned to local carriers. If you received a call from one of these area codes, enter the full 10-digit number into the search box above to find out who called. The area code alone tells you the general geographic region, but a full reverse phone lookup on 411FCC reveals the specific owner, carrier, and line type associated with the number.
How Do I Look Up a Phone Number in Portsmouth, New Hampshire?
To look up any phone number in Portsmouth, enter the full 10-digit number into the search box at the top of this page and click Search. 411FCC returns available information about the number including the registered owner's name, location, phone carrier, and whether it is a wireless cell phone, landline, or VoIP line. The lookup covers all 1 area code serving Portsmouth and works for numbers from every carrier in the area. Results appear within seconds. 411FCC has maintained its phone number database since 2003.
What Types of Phone Numbers Are in Portsmouth?
Portsmouth, New Hampshire has both wireless and landline phone numbers. Approximately 42% of phone prefixes in the area are classified as wireless (cell phone), with the remaining 58% being landline or VoIP. Major carriers serving the area include Omnipoint Miami E License, Llc, Paetec Itel, Llc, New Cingular Wireless Pcs, Llc - Dc. When you search a phone number on 411FCC, the results identify the line type and carrier, which helps distinguish personal cell phones from business landlines and identify VoIP numbers commonly used by automated calling systems.