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NPA: 203 [Rate centres in NPA 203] [Dial plan for NPA 203]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
203-339 2 Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
203-339 3 Bridgeport CT BRPTCT01DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-339 4 Bridgeport CT BRPTCT01DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-339 5 Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
203-339 6 Bridgeport CT BRPTCT01DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-339 7 Bridgeport CT BRPTCT01DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-339 8 Bridgeport CT BRPTCT01DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-339 9 Bridgeport CT BRPTCT01DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-340 A Greenwich CT GNWCCTGNCMD  4950 CABLEVISION LIGHTPATH, INC. - CT 132      
203-340 0 Greenwich CT WHPLNYWPXOY  199F BANDWIDTH.COM CLEC, LLC - CT 132   2010-03-21   
203-340 1 Greenwich CT WHPLNYWPXOY  199F BANDWIDTH.COM CLEC, LLC - CT 132   2010-03-11   
203-340 2 Greenwich CT   612K CSC VOICE, LLC 132   2005-01-29   
203-340 3 Greenwich CT NYCMNY83D1S  350E YMAX COMMUNICATIONS CORP. - CT 132   2009-09-15   
203-340 4 Greenwich CT NYCMNY83D1S  350E YMAX COMMUNICATIONS CORP. - CT 132   2009-09-15   
203-340 5 Greenwich CT GNWCCTGNX5Y  4950 CABLEVISION LIGHTPATH, INC. - CT 132   2005-05-01   
203-340 6 Greenwich CT NYCMNY83D1S  350E YMAX COMMUNICATIONS CORP. - CT 132   2009-09-21   
203-340 7 Greenwich CT GNWCCTGNX5Y  4950 CABLEVISION LIGHTPATH, INC. - CT 132   2007-02-18   
203-340 8 Greenwich CT GNWCCTGNX5Y  4950 CABLEVISION LIGHTPATH, INC. - CT 132   2006-02-01   
203-340 9 Greenwich CT GNWCCTGNX5Y  4950 CABLEVISION LIGHTPATH, INC. - CT 132   2003-10-10   
203-341 A Westport CT WSPTCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-342 A Bridgeport CT HRFRCT0380Z  6630 SPOK, INC. 920      
203-343 A Ansonia-Derby CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-343 0 Ansonia-Derby CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-10-06   
203-343 1 Ansonia-Derby CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2012-08-08   
203-343 2 Ansonia-Derby CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2013-01-30   
203-343 3 Ansonia-Derby CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2012-11-26   
203-343 4 Ansonia-Derby CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2012-11-26   
203-343 5 Ansonia-Derby CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2013-01-30   
203-343 6 Ansonia-Derby CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2012-11-03   
203-343 7 Ansonia-Derby CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2012-11-10   
203-343 8 Ansonia-Derby CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2012-02-17   
203-343 9 Ansonia-Derby CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2012-02-17   
203-344 A Old Greenwich CT NRWLCT02YMD  4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-344 0 Old Greenwich CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-10-15   
203-344 1 Old Greenwich CT   612K CSC VOICE, LLC 920      
203-344 2 Old Greenwich CT NWHNCT02GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2007-03-01   
203-344 3 Old Greenwich CT NRWLCT02YMD  4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-344 4 Old Greenwich CT   145J TERRA NOVA TELECOM INC. 920   2022-10-18   
203-344 5 Old Greenwich CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-07-03   
203-344 6 Old Greenwich CT NRWLCT02YMD  4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-344 7 Old Greenwich CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-04-29   
203-344 8 Old Greenwich CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2012-10-22   
203-344 9 Old Greenwich CT NRWLCT02YMD  4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-345 A Bridgeport CT NRWLCT02YMD  4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-345 0 Bridgeport CT   4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-345 1 Bridgeport CT   4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-345 2 Bridgeport CT   4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-345 3 Bridgeport CT   4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-345 4 Bridgeport CT   4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-345 5 Bridgeport CT   4950 CABLEVISION LIGHTPATH, INC. - CT 920      

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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