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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
203-515 6 Norwalk CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-515 7 Norwalk CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-515 8 Norwalk CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-515 9 Norwalk CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-516 A Ansonia-Derby CT SMFRCTQI9MD  3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT 920      
203-516 0 Ansonia-Derby CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
203-516 1 Ansonia-Derby CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2007-10-22   
203-516 2 Ansonia-Derby CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-516 3 Ansonia-Derby CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-516 4 Ansonia-Derby CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-516 5 Ansonia-Derby CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2007-10-25   
203-516 6 Ansonia-Derby CT NWHNCT030MD  3863 CTC COMMUNICATIONS CORP. - CT 920   2006-04-29   
203-516 7 Ansonia-Derby CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-516 8 Ansonia-Derby CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2006-09-18   
203-516 9 Ansonia-Derby CT SMFRCTQI9MD  3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT 920      
203-517 A Stamford CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-517 0 Stamford CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2005-03-20   
203-517 1 Stamford CT SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920   2006-11-17   
203-517 2 Stamford CT SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920   2007-06-21   
203-517 3 Stamford CT SMFRCT0162Z  3863 CTC COMMUNICATIONS CORP. - CT 920   2006-08-07   
203-517 4 Stamford CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-517 5 Stamford CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2006-07-31   
203-517 6 Stamford CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2006-07-31   
203-517 7 Stamford CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2006-07-31   
203-517 8 Stamford CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2006-07-31   
203-517 9 Stamford CT NRWLCT028MD  4950 CABLEVISION LIGHTPATH, INC. - CT 920   2008-03-07   
203-518 A Waterbury CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-518 0 Waterbury CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-518 1 Waterbury CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-518 2 Waterbury CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-518 3 Waterbury CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2014-12-07   
203-518 4 Waterbury CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   
203-518 5 Waterbury CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-06-30   
203-518 6 Waterbury CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-06-30   
203-518 7 Waterbury CT NWLNCTCS6MD  508J CENTURYLINK COMMUNICATIONS, LLC 920   2014-04-11   
203-518 8 Waterbury CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   
203-518 9 Waterbury CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   
203-519 A Waterbury CT BLFDCTAP2MD  5562 METROPCS, INC. 920      
203-519 0 Waterbury CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-26   
203-519 1 Waterbury CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-26   
203-519 2 Waterbury CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-26   
203-519 3 Waterbury CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-26   
203-519 4 Waterbury CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-26   
203-519 5 Waterbury CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-26   
203-519 6 Waterbury CT BLFDCTAP2MD  5562 METROPCS, INC. 920   2011-03-26   
203-519 7 Waterbury CT HRFRCT0377Z  350E YMAX COMMUNICATIONS CORP. - CT 920   2011-11-29   
203-519 8 Waterbury CT HRFRCT0377Z  350E YMAX COMMUNICATIONS CORP. - CT 920   2011-11-29   
203-519 9 Waterbury CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2011-03-26   
203-520 A Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
203-521 A Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      

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Last updated: Wed, 07 Feb 2024 04:12:25 UTC

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