Local Calling Guide

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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
203-712 3 Huntington CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-712 4 Huntington CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-712 5 Huntington CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-712 6 Huntington CT HRFRCTASDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2006-02-01   
203-712 7 Huntington CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2015-01-12   
203-712 8 Huntington CT HRFRCTASDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2006-03-27   
203-712 9 Huntington CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-713 A Milford CT SMFRCTQI9MD  3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT 920      
203-713 0 Milford CT   515J IP HORIZON LLC 920   2022-08-04   
203-713 1 Milford CT SMFRCT0162Z  3863 CTC COMMUNICATIONS CORP. - CT 920   2004-06-12   
203-713 2 Milford CT SMFRCTQI9MD  3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT 920      
203-713 3 Milford CT   145J TERRA NOVA TELECOM INC. 920   2020-12-12   
203-713 4 Milford CT HRFRCTBC7MD  506J TWILIO INTERNATIONAL, INC. 920   2021-03-28   
203-713 5 Milford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-11-22   
203-713 6 Milford CT NWHNCT02GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2006-07-07   
203-713 7 Milford CT SMFRCT0162Z  3863 CTC COMMUNICATIONS CORP. - CT 920   2009-04-14   
203-713 8 Milford CT NRWLCT028MD  4950 CABLEVISION LIGHTPATH, INC. - CT 920   2010-06-25   
203-713 9 Milford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-06-03   
203-714 A Naugatuck CT SMFRCTQI9MD  3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT 920      
203-714 0 Naugatuck CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-05-27   
203-714 1 Naugatuck CT WTRBCT001MD  3863 CTC COMMUNICATIONS CORP. - CT 920   2005-04-18   
203-714 2 Naugatuck CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2021-11-08   
203-714 3 Naugatuck CT   145J TERRA NOVA TELECOM INC. 920   2020-12-12   
203-714 4 Naugatuck CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2021-10-28   
203-714 5 Naugatuck CT HRFRCTBC7MD  506J TWILIO INTERNATIONAL, INC. 920   2021-03-28   
203-714 6 Naugatuck CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2011-09-25   
203-714 7 Naugatuck CT HRFRCT03GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2007-09-07   
203-714 8 Naugatuck CT SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920   2009-07-29   
203-714 9 Naugatuck CT SMFRCTQI9MD  3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT 920      
203-715 A Meriden CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-715 0 Meriden CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-715 1 Meriden CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-715 2 Meriden CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-715 3 Meriden CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-715 4 Meriden CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-715 5 Meriden CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-715 6 Meriden CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-715 7 Meriden CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-715 8 Meriden CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2007-02-08   
203-715 9 Meriden CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
203-716 A New Canaan CT SMFRCTQI9MD  3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT 920      
203-716 0 New Canaan CT SMFRCTDSDS0  7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT 920   2003-09-30   
203-716 1 New Canaan CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
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 HRFRCTBC7MD  506J TWILIO INTERNATIONAL, INC. 920   2021-03-28   
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   

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

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