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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) 728

CityStamford
CountyFairfield
CarrierSouthern New England Telephone Co.
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Landline

(203) 729

CityNaugatuck
CountyNew Haven
CarrierSouthern New England Telephone Co.
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Landline

(203) 730

CityDanbury
CountyFairfield
CarrierSouthern New England Telephone Co.
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Landline

(203) 731

CityDanbury
CountyFairfield
CarrierSouthern New England Telephone Co.
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Landline

(203) 732

CityDerby
CountyNew Haven
CarrierSouthern New England Telephone Co.
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Wireless

(203) 733

CityWallingford
CountyNew Haven
CarrierCellco Partnership Dba Verizon Wireless - Ct
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Landline

(203) 734

CityDerby
CountyNew Haven
CarrierSouthern New England Telephone Co.
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Landline

(203) 735

CityDerby
CountyNew Haven
CarrierSouthern New England Telephone Co.
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Landline

(203) 736

CityDerby
CountyNew Haven
CarrierSouthern New England Telephone Co.
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Landline

(203) 737

CityNew Haven
CountyNew Haven
CarrierSouthern New England Telephone Co.
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Landline

(203) 738

CityHartford
CountyHartford
CarrierChoice One Communications Inc. - Ct
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