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NPA: 860 [Rate centres in NPA 860] [Dial plan for NPA 860]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
860-451 0 Niantic CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2006-04-02   
860-451 1 Niantic CT HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
860-451 2 Niantic CT NWHNCT02GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2010-03-18   
860-451 3 Niantic CT HRFRCTASDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2012-05-18   
860-451 4 Niantic CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
860-451 5 Niantic CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2005-09-12   
860-451 6 Niantic CT   829J PAETEC ITEL, LLC 920   2010-02-02   
860-451 7 Niantic CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
860-451 8 Niantic CT HRFRCT03JMD  466E IDT AMERICA, CORP. - CT 920   2008-12-11   
860-451 9 Niantic CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
860-452 A Killingworth CT HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
860-452 0 Killingworth CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2008-05-13   
860-452 1 Killingworth CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2019-08-09   
860-452 2 Killingworth CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-08-31   
860-452 3 Killingworth CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2015-05-15   
860-452 4 Killingworth CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2004-12-17   
860-452 5 Killingworth CT NWHNCT02GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2007-09-07   
860-452 6 Killingworth CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-06-18   
860-452 7 Killingworth CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
860-452 8 Killingworth CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
860-452 9 Killingworth CT HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
860-453 A Canaan CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920      
860-453 0 Canaan CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-06-27   
860-453 1 Canaan CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-10-01   
860-453 2 Canaan CT HRFRCTASDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2015-01-05   
860-453 3 Canaan CT CHSHCT02DS1  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2005-09-03   
860-453 4 Canaan CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2004-12-22   
860-453 5 Canaan CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-03-04   
860-453 6 Canaan CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2008-05-13   
860-453 7 Canaan CT NWLNCTCS6MD  508J CENTURYLINK COMMUNICATIONS, LLC 920   2014-07-09   
860-453 8 Canaan CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
860-453 9 Canaan CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
860-454 A Rockville CT HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
860-454 0 Rockville CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920      
860-454 2 Rockville CT HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
860-454 3 Rockville CT   829J PAETEC ITEL, LLC 920   2006-05-22   
860-454 4 Rockville CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2002-12-21   
860-454 5 Rockville CT HRFRCT03GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2005-10-31   
860-454 6 Rockville CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-06   
860-454 7 Rockville CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2006-06-04   
860-454 8 Rockville CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2006-06-04   
860-454 9 Rockville CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-04-28   
860-455 A Willimantic CT HMPNCT00RS2  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-455 0 Willimantic CT HMPNCT00RS2  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-455 1 Willimantic CT HMPNCT00RS2  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-455 2 Willimantic CT HMPNCT00RS2  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-455 3 Willimantic CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2007-04-02   
860-455 4 Willimantic CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2003-08-12   
860-455 5 Willimantic CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2004-03-06   
860-455 6 Willimantic CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2004-03-06   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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