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.

Wireless

(603) 345

CityMerrimack

CountyHillsborough

CarrierUnited States Cellular Corp. - New Hampshire

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Landline

(603) 346

CityManchester

CountyHillsborough

CarrierLevel 3 Communications - Nh

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Landline

(603) 347

CityManchester

CountyHillsborough

CarrierComcast Phone Of New Hampshire Llc - Nh

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Wireless

(603) 348

CityHooksett

CountyMerrimack

CarrierUnited States Cellular Corp. - New Hampshire

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Wireless

(603) 349

CityMerrimack

CountyHillsborough

CarrierUnited States Cellular Corp. - New Hampshire

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Landline

(603) 350

CityManchester

CountyHillsborough

CarrierBrooks Fiber Communications Of New Hampshire - Nh

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Landline

(603) 351

CityManchester

CountyHillsborough

CarrierBrooks Fiber Communications Of New Hampshire - Nh

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Landline