Home / Area 203
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) 250

CityCheshire
CountyNew Haven
CarrierSouthern New England Telephone Co.
View Prefix
Landline

(203) 251

CityStamford
CountyFairfield
CarrierSouthern New England Telephone Co.
View Prefix
Landline

(203) 252

CityBloomfield
CountyHartford
CarrierCablevision Lightpath Inc. - Ct
View Prefix
Wireless

(203) 253

CityWallingford
CountyNew Haven
CarrierCellco Partnership Dba Verizon Wireless - Ct
View Prefix
Wireless

(203) 257

CityWallingford
CountyNew Haven
CarrierCellco Partnership Dba Verizon Wireless - Ct
View Prefix
Wireless

(203) 258

CityWallingford
CountyNew Haven
CarrierCellco Partnership Dba Verizon Wireless - Ct
View Prefix
Wireless

(203) 260

CityMiddletown
CountyMiddlesex
CarrierNew Cingular Wireless Pcs Llc - Dc
View Prefix
Landline

(203) 261

CityTrumbull
CountyFairfield
CarrierSouthern New England Telephone Co.
View Prefix