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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) 865

CityNew Haven
CountyNew Haven
CarrierSouthern New England Telephone Co.
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Landline

(203) 866

CityNorwalk
CountyFairfield
CarrierSouthern New England Telephone Co.
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Landline

(203) 867

CityNew Haven
CountyNew Haven
CarrierSouthern New England Telephone Co.
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Landline

(203) 871

CityHartford
CountyHartford
CarrierTeleport Communications Group - New York - Ct
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