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Area Code Lookup

Area Code 603 Phone Lookup

New Hampshire, United States. Explore phone prefixes, caller activity, exchange details, and community reports connected to this area code.

691prefix records
58lookup pages
603area code

Phone Prefixes in This Area Code

Each prefix groups related phone numbers by exchange, location, carrier, and line type.

Landline

(603) 426

CityDerry
CountyRockingham
CarrierNo New England Tel Op Dba Fairpoint Comm - Nh
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Landline

(603) 427

CityPortsmouth
CountyRockingham
CarrierNo New England Tel Op Dba Fairpoint Comm - Nh
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Landline

(603) 428

CityHenniker
CountyMerrimack
CarrierMerrimack Co. Telephone Co. Dba Contoocook Valley
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Landline

(603) 429

CityMerrimack
CountyHillsborough
CarrierNo New England Tel Op Dba Fairpoint Comm - Nh
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Landline

(603) 430

CityPortsmouth
CountyRockingham
CarrierNo New England Tel Op Dba Fairpoint Comm - Nh
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Landline

(603) 431

CityPortsmouth
CountyRockingham
CarrierNo New England Tel Op Dba Fairpoint Comm - Nh
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Landline

(603) 432

CityDerry
CountyRockingham
CarrierNo New England Tel Op Dba Fairpoint Comm - Nh
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Landline

(603) 433

CityPortsmouth
CountyRockingham
CarrierNo New England Tel Op Dba Fairpoint Comm - Nh
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Landline

(603) 434

CityDerry
CountyRockingham
CarrierNo New England Tel Op Dba Fairpoint Comm - Nh
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Landline

(603) 435

CityPittsfield
CountyMerrimack
CarrierNo New England Tel Op Dba Fairpoint Comm - Nh
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Landline

(603) 436

CityPortsmouth
CountyRockingham
CarrierNo New England Tel Op Dba Fairpoint Comm - Nh
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Landline

(603) 437

CityDerry
CountyRockingham
CarrierNo New England Tel Op Dba Fairpoint Comm - Nh
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