Area Code 603-801 : Area Code 603-899 is your one-stop site for area code lookup, phone number lookup, and free phone number reviews. Following is reverse lookup detail & reviews for area code 603 8xx including 603 area code location map. Major cities such as Nashua, Salem, Newport, Manchester, Lisbon covered within area code 603 8xx are also listed on this page. More area codes, including those outside of New Hampshire, are on the homepage.

Reverse Lookup Detail for Area Code 603 8xx

Area code 603 covers part of New Hampshirestate, covering most of Hillsborough, Rockingham, Sullivan, Strafford, Cheshire counties. It was started on Feb 04, 1994. This region follows (UTC-05:00) timezone. Other popular area codes that belong to New Hampshire state include .

Area Code 603-801 - Area Code 603-899 (Covers 603 8xx xxxx phone numbers)

Area CodeCityCountyPopulationNetwork Operator
603-801MilfordHillsborough381 803
603-804MilfordHillsborough381 806
603-805East KingstonRockingham277 807
603-806DeerfieldRockingham277 808
603-807LisbonGrafton82 809
603-812PortsmouthRockingham277 814
603-816NashuaHillsborough381 818
603-817DoverStrafford112 819
603-818DerryRockingham277 820
603-819PlaistowRockingham277 821
603-821NashuaHillsborough381 823Conversent Communications Of New Hampshire, Llc
603-822RochesterStrafford112 824Choice One Of New Hampshire, Inc.
603-823FranconiaGrafton82 825Verizon New England Inc.
603-824NashuaHillsborough381 826Brooks Fiber Communications - New Hampshire
603-825LaconiaBelknap56 827Global Naps, Inc. - Nh
603-826CharlestownSullivan40 828Verizon New England Inc.
603-827HarrisvilleCheshire74 829Verizon New England Inc.
603-828PortsmouthRockingham277 830Bell Atlantic Nynex Mobile
603-829SunapeeSullivan40 831Brooks Fiber Communications - New Hampshire
603-832LaconiaBelknap56 834Lightship Telecom, Llc - Nh
603-834DoverStrafford112 836Conversent Communications Of New Hampshire, Llc
603-835AlsteadCheshire74 837Verizon New England Inc.
603-836ManchesterHillsborough381 838Icg Telecom Group - Nh
603-837WhitefieldCoos33 839Verizon New England Inc.
603-838LisbonGrafton82 840Verizon New England Inc.
603-841SomersworthStrafford112 843Comcast Phone Of New Hampshire, Llc - Nh
603-842DoverStrafford112 844Paetec Communications, Inc. - Nh
603-843NewportSullivan40 845Freedom Ring Communications, Llc
603-845DerryRockingham277 847Lightship Telecom, Llc - Nh
603-846BethlehemGrafton82 848Verizon New England Inc.
603-847SullivanCheshire74 849Verizon New England Inc.
603-848ConcordMerrimack136 850United States Cellular Corp. - New Hampshire
603-849ExeterRockingham277 851Global Naps, Inc. - Nh
603-851ManchesterHillsborough381 853Rural Cellular Corporation
603-852KeeneCheshire74 854Omnipoint Communications Mb Operations, Llc
603-853WoodsvilleGrafton82 855Freedom Ring Communications, Llc
603-854ManchesterHillsborough381 856Louisiana Unwired Llc
603-855PortsmouthRockingham277 857Louisiana Unwired Llc
603-856ConcordMerrimack136 858Choice One Of New Hampshire, Inc.
603-858ManchesterHillsborough381 860Omnipoint Communications Mb Operations, Llc
603-859New DurhamStrafford112 861Union Telephone Co. - Nh
603-860ManchesterHillsborough381 862Bell Atlantic Nynex Mobile
603-861TamworthCarroll44 863Brooks Fiber Communications - New Hampshire
603-862DurhamStrafford112 864Paetec Communications, Inc. - Nh
603-863NewportSullivan40 865Verizon New England Inc.
603-864NashuaHillsborough381 866Verizon New England Inc.
603-865NewportSullivan40 867Verizon New England Inc.
603-866DoverStrafford112 868Omnipoint Communications Mb Operations, Llc
603-867ManchesterHillsborough381 869At&t Wireless Services, Inc.
603-868DurhamStrafford112 870Verizon New England Inc.
603-869BethlehemGrafton82 871Verizon New England Inc.
603-870SalemRockingham277 872Verizon New England Inc.
603-871SanbornvilleCarroll44 873Level 3 Communications - Nh
603-873SunapeeSullivan40 875Level 3 Communications - Nh
603-874LisbonGrafton82 876Level 3 Communications - Nh
603-875AltonBelknap56 877Union Telephone Co. - Nh
603-876MarlboroughCheshire74 878Verizon New England Inc.
603-878GreenvilleHillsborough381 880Verizon New England Inc.
603-879NashuaHillsborough381 881Verizon New England Inc.
603-880NashuaHillsborough381 882Verizon New England Inc.
603-881NashuaHillsborough381 883Verizon New England Inc.
603-882NashuaHillsborough381 884Verizon New England Inc.
603-883NashuaHillsborough381 885Verizon New England Inc.
603-884NashuaHillsborough381 886Verizon New England Inc.
603-885NashuaHillsborough381 887Verizon New England Inc.
603-886NashuaHillsborough381 888Verizon New England Inc.
603-887ChesterRockingham277 889Granite State Telephone, Inc.
603-888NashuaHillsborough381 890Verizon New England Inc.
603-889NashuaHillsborough381 891Verizon New England Inc.
603-890SalemRockingham277 892Verizon New England Inc.
603-891NashuaHillsborough381 893Verizon New England Inc.
603-892ConcordMerrimack136 894Omnipoint Communications Mb Operations, Llc
603-893SalemRockingham277 895Verizon New England Inc.
603-894SalemRockingham277 896Verizon New England Inc.
603-895RaymondRockingham277 897Verizon New England Inc.
603-896SalemRockingham277 898Verizon New England Inc.
603-897NashuaHillsborough381 899Verizon New England Inc.
603-898SalemRockingham277 900Verizon New England Inc.
603-899RindgeCheshire74 901Verizon New England Inc.


Recent Free Phone Number Reviews in Area Code 603 8xx

No reviews yet.

Map for area code 603 8xx

Loading Map

603 Area Code

At, you'll find current information on 603area code, including 603 area code location & map. Other phone area code may be searched using's area code locator service on the homepage. Use the phone number search function above to instant verify area code lookup & phone number lookup.

New Hampshire Area Codes Directory provides a free area codes directory with detailed information on the various USA area codes, area codes listing, and other area codes phone details. also lists international area codes within the North American Numbering Plan. And you can verify owners of phone numbers using the reverse number lookup service by entering a 10 digit phone number in the top most text box.

603 Area Code Finder

Find area codes by using's area code finder. provides an area codes location map service for area codes of USA. When using these maps, please note that area zip codes are different than phone number area codes used for calling.

New Hampshire Area Code Lookup is an excellent resource for area code lookup and reverse number lookup. Here you'll find area codes, city, county, population & operator list table of area codes within the United States. Also, you can verify owners of phone numbers with full name & address information for background check. For a full list of area codes, visit home page. It provides drilldown for USA area codes and area code location maps.

Reverse Phone Number Verification

Find owner information using the reverse phone number search function on With phone number search function, you can find owner information & detailed area codes information in the United States.

Telephone/Landline Area Codes is a resource of North American telephone area codes. Beyond area code listings, relevant information about each area code is detailed. For example, this page details area code 603-8. You can also search area codes by state, and within the NANP, find country area codes.

Free Area Codes Locator for New Hampshire

The area codes locator shows the coverage area for each phone number area code. Area code locations are also listed by city next to the area code maps on this page. Also, read reviews within an area code.

603 Area Code Reviews provides local reviews for phone numbers and aggregates results per area code. It shows you the area code location covered by each area code; for example, the LA area code reveiws covers local business phone numbers area in Los Angeles. This page details area code 603-8. All USA states area codes may be found using

Telephone Area Codes in New Hampshire

The telephone area code prefixes local phone numbers & is not required to be dialed. For area codes by city, search Area codes telephone differ from region to region, and in some places the area code must be dialed even when calling locally within that region. Find out more with area code decoder.

External links & resources for area code 603 in New Hampshire