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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
203-716 2 New Canaan CT   145J TERRA NOVA TELECOM INC. 920   2020-12-12   
203-716 3 New Canaan CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2021-11-08   
203-716 4 New Canaan CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2024-10-22   
203-716 5 New Canaan CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2021-02-24   
203-716 6 New Canaan CT SMFRCTDSDS0  7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920   2003-08-25   
203-716 7 New Canaan CT SMFRCTDSDS0  7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920   2003-09-30   
203-716 8 New Canaan CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2002-10-07   
203-717 A Greenwich CT WHPLNYWPFMD  4950 CABLEVISION LIGHTPATH, INC. - CT 132      
203-717 0 Greenwich CT NYCMNYZRDBS  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 132   2012-09-15   
203-717 1 Greenwich CT WHPLNYWPFMD  4950 CABLEVISION LIGHTPATH, INC. - CT 132   2011-03-28   
203-717 2 Greenwich CT NYCMNY83D1S  350E YMAX COMMUNICATIONS CORP. - CT 132   2011-07-11   
203-717 3 Greenwich CT NYCMNY83D1S  350E YMAX COMMUNICATIONS CORP. - CT 132   2011-07-11   
203-717 4 Greenwich CT NYCMNYBXDSL  639C ONVOY, LLC - CT 132   2016-10-31   
203-717 5 Greenwich CT NYCMNYBXDSL  639C ONVOY, LLC - CT 132   2018-04-02   
203-717 6 Greenwich CT   829J PAETEC ITEL, LLC 132   2012-09-03   
203-717 7 Greenwich CT NYCMNYBXDSL  639C ONVOY, LLC - CT 132   2013-11-03   
203-717 8 Greenwich CT NYCMNY83D1S  350E YMAX COMMUNICATIONS CORP. - CT 132   2011-04-28   
203-717 9 Greenwich CT NYCMNYBXDSL  639C ONVOY, LLC - CT 132   2018-03-08   
203-718 A Cheshire CT   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2025-04-26   
203-718 0 Cheshire CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
203-718 1 Cheshire CT   829J PAETEC ITEL, LLC 920   2004-06-06   
203-718 2 Cheshire CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-718 3 Cheshire CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2020-11-22   
203-718 4 Cheshire CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-718 5 Cheshire CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2020-11-22   
203-718 6 Cheshire CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-10   
203-718 7 Cheshire CT NWLNCTCS6MD  508J CENTURYLINK COMMUNICATIONS, LLC 920   2014-09-29   
203-718 8 Cheshire CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-05-27   
203-718 9 Cheshire CT   145J TERRA NOVA TELECOM INC. 920   2025-04-28   
203-719 A Stamford CT SMFRCTDSDS0  7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920      
203-720 A Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-720 0 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-720 1 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-720 2 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-720 3 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-720 4 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-720 5 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-720 6 Naugatuck CT HRFRCT03HMD  073H TELNYX LLC 920   2018-05-02   
203-720 7 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-720 8 Naugatuck CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2012-04-07   
203-720 9 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-721 A Waterbury CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
203-721 0 Waterbury CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2009-10-04   
203-721 1 Waterbury CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2005-02-28   
203-721 2 Waterbury CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2008-08-18   
203-721 3 Waterbury CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2011-01-13   
203-721 4 Waterbury CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2008-10-30   
203-721 5 Waterbury CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2008-10-30   
203-721 6 Waterbury CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2008-12-10   
203-721 7 Waterbury CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-07-03   
203-721 8 Waterbury CT HRFRCTASDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2008-08-01   
203-721 9 Waterbury CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2022-08-22   
203-722 A Norwalk CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-723 A Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-723 0 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-723 1 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-723 2 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-723 3 Naugatuck CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-09-28   
203-723 4 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-723 5 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-723 6 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-723 7 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-723 8 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-723 9 Naugatuck CT NGTCCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-724 A Stamford CT   829J PAETEC ITEL, LLC 920      
203-724 0 Stamford CT   829J PAETEC ITEL, LLC 920      
203-724 1 Stamford CT   829J PAETEC ITEL, LLC 920      
203-724 2 Stamford CT   829J PAETEC ITEL, LLC 920      
203-724 3 Stamford CT   829J PAETEC ITEL, LLC 920      
203-724 4 Stamford CT   829J PAETEC ITEL, LLC 920      
203-724 5 Stamford CT   829J PAETEC ITEL, LLC 920   2008-08-12   
203-724 6 Stamford CT NRWLCTCVDS0  4950 CABLEVISION LIGHTPATH, INC. - CT 920   2012-08-27   
203-724 7 Stamford CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2011-11-03   
203-724 8 Stamford CT NRWLCTCVDS0  4950 CABLEVISION LIGHTPATH, INC. - CT 920   2012-08-27   
203-724 9 Stamford CT NRWLCT028MD  4950 CABLEVISION LIGHTPATH, INC. - CT 920   2013-03-18   
203-725 A Waterbury CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920      
203-725 0 Waterbury CT   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2001-05-07   
203-725 1 Waterbury CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2004-12-25   
203-725 2 Waterbury CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2005-03-11   
203-725 3 Waterbury CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2013-10-30   
203-725 4 Waterbury CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2010-08-02   
203-725 5 Waterbury CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2005-02-04   
203-725 6 Waterbury CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2005-02-04   
203-725 7 Waterbury CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2005-02-04   
203-725 8 Waterbury CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2005-02-04   
203-725 9 Waterbury CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920      
203-726 A Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
203-726 0 Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2010-11-06   
203-726 1 Bridgeport CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-02   
203-726 2 Bridgeport CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-02   
203-726 3 Bridgeport CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-02   
203-726 4 Bridgeport CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-02   
203-726 5 Bridgeport CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-02   
203-726 6 Bridgeport CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-02   
203-726 7 Bridgeport CT HRFRCT0377Z  350E YMAX COMMUNICATIONS CORP. - CT 920   2011-11-29   
203-726 8 Bridgeport CT HRFRCT0377Z  350E YMAX COMMUNICATIONS CORP. - CT 920   2011-12-04   
203-726 9 Bridgeport CT HRFRCT0377Z  350E YMAX COMMUNICATIONS CORP. - CT 920   2011-12-04   
203-727 A Bridgeport CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-727 0 Bridgeport CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2006-09-20   
203-727 1 Bridgeport CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      

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Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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