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Area Code Lookup

Area Code 203 Phone Lookup

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

782prefix records
66lookup pages
203area code

Phone Prefixes in This Area Code

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

Landline

(203) 396

CityBridgeport
CountyFairfield
CarrierSouthern New England Telephone Co.
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Landline

(203) 397

CityNew Haven
CountyNew Haven
CarrierSouthern New England Telephone Co.
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Landline

(203) 399

CityStamford
CountyFairfield
CarrierBrooks Fiber Communications Of Connecticut Inc-ct
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Wireless

(203) 400

CityMiddletown
CountyMiddlesex
CarrierNew Cingular Wireless Pcs Llc - Dc
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Landline

(203) 401

CityNew Haven
CountyNew Haven
CarrierSouthern New England Telephone Co.
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Landline

(203) 402

CityShelton
CountyFairfield
CarrierSouthern New England Telephone Co.
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Landline

(203) 403

CityHartford
CountyHartford
CarrierTeleport Communications Group - New York - Ct
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Landline

(203) 404

CityHartford
CountyHartford
CarrierBroadwing Communications Llc - Ct
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Landline

(203) 406

CityStamford
CountyFairfield
CarrierSouthern New England Telephone Co.
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