Active Prefixes in Area Code 603

Prefix Primary City Phone Type Company
603-266-#### Tilton Landline Numbers No New England Tel O...
603-267-#### Belmont Landline Numbers No New England Tel O...
603-268-#### Suncook Landline Numbers No New England Tel O...
603-269-#### Rumney Wireless Numbers Union Telephone Co. ...
603-270-#### Manchester Landline Numbers Brooks Fiber Communi...
603-271-#### Concord Landline Numbers No New England Tel O...
603-272-#### Piermont Landline Numbers No New England Tel O...
603-273-#### Laconia Landline Numbers Brooks Fiber Communi...
603-274-#### East Kingston Landline Numbers Brooks Fiber Communi...
603-275-#### Derry Wireless Numbers Omnipoint Miami E Li...
603-276-#### West Lebanon Landline Numbers Bell Atlantic Nynex ...
603-277-#### Hanover Landline Numbers Comcast Phone Of New...
603-278-#### Jefferson Landline Numbers Bretton Woods Teleph...
603-279-#### Meredith Landline Numbers No New England Tel O...
603-280-#### Barrington Landline Numbers Level 3 Communicatio...
603-281-#### Nashua Landline Numbers No New England Tel O...
603-282-#### Canaan Landline Numbers Brooks Fiber Communi...
603-283-#### Keene Landline Numbers Paetec Communication...
603-284-#### North Sandwich Landline Numbers No New England Tel O...
603-285-#### Dover Landline Numbers Brooks Fiber Communi...
603-286-#### Tilton Landline Numbers No New England Tel O...
603-287-#### Claremont Landline Numbers Level 3 Communicatio...
603-289-#### Manchester Wireless Numbers New Cingular Wireles...
603-290-#### Concord Wireless Numbers United States Cellul...
603-291-#### Greenville Landline Numbers Comcast Phone Of New...
603-292-#### Newmarket Landline Numbers Comcast Phone Of New...
603-293-#### Laconia Landline Numbers No New England Tel O...
603-294-#### Portsmouth Landline Numbers Level 3 Communicatio...
603-295-#### Durham Landline Numbers Paetec Communication...
603-296-#### Manchester Landline Numbers Choice One Communica...
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Area Code 603 Introduction

Area Code:603
Country:United States
State/Province:New Hampshire - NH
Major City:Manchester
Time Zone:Eastern
Average property$256K
Average age 53 y/o
Average assets $60.1K
Population density 9,349 sq mi (24,214 km2)
Population 1,330,608
latitude Longitude:
42° 42′ N to 45° 18′ N / 70° 36′ W to 72° 33′ W
About 603 :
The 603 Area Code (or Area Code 603) is located in the state of NH. Area Code 603 is one of the 269 3-digit telephone area codes in the USA. It covers roughly 1.44 million unique phone numbers and 5.14 million individuals near the city of Newmarket
Major cities or places
Derry, NH>Dover, NH>Keene, NH>Manchester, NH>Nashua, NH>Portsmouth, NH>Rochester, NH