Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
203-303 A Wallingford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-303 0 Wallingford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-303 2 Wallingford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-303 3 Wallingford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-303 6 Wallingford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-304 A Newtown CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-304 0 Newtown CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-304 3 Newtown CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-349 A Westport CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-349 4 Westport CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-350 A Madison CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-350 1 Madison CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-390 A New Haven CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-390 2 New Haven CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2016-01-08   
203-390 3 New Haven CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2016-01-08   
203-390 4 New Haven CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2016-01-08   
203-390 6 New Haven CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2017-01-03   
203-403 A Ridgefield CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-403 1 Ridgefield CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-409 A Old Greenwich CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-409 4 Old Greenwich CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-418 A Fairfield CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-418 2 Fairfield CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-418 9 Fairfield CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-423 A Wilton CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-423 4 Wilton CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-423 6 Wilton CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-423 7 Wilton CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-441 A Wolcott CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-441 9 Wolcott CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-446 A Ansonia-Derby CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-446 0 Ansonia-Derby CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-447 A Huntington CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-447 1 Huntington CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-447 2 Huntington CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-447 3 Huntington CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-447 5 Huntington CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-447 7 Huntington CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-463 A Seymour CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-463 1 Seymour CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-490 A Naugatuck CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-490 1 Naugatuck CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-514 A Meriden CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-514 3 Meriden CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-514 5 Meriden CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-559 A Darien CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-559 3 Darien CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-586 A Woodbury CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-586 2 Woodbury CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
203-586 7 Woodbury CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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