Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Danielson, CT

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
860-401 A HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2024-05-03   
860-401 0 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2024-05-03   
860-401 1 HRFRCTBC6MD  515J IP HORIZON LLC 920   2024-07-05   
860-412 A HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
860-412 0 WLMNCT132MD  792K CHARTER IP ENABLED SERVICES, LLC 920   2005-01-17   
860-412 1 HRFRCTCRDS0  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
860-412 2   145J TERRA NOVA TELECOM INC. 920   2022-10-02   
860-412 3 HRFRCT0342Z  3863 CTC COMMUNICATIONS CORP. - CT 920   2006-11-18   
860-412 4 HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-10-16   
860-412 5 HRFRCTASDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2007-04-15   
860-412 6 HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-07-03   
860-412 7 DNSNCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2007-05-11   
860-412 8 SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920   2008-02-14   
860-412 9 HRFRCT03JMD  466E IDT AMERICA, CORP. - CT 920   2009-10-18   
860-774 A DNSNCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-779 A DNSNCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-932 A HRFRCT03GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-932 0 HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
860-932 1 HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
860-932 2 HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-21   
860-932 3 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2015-06-06   
860-932 4 SMFRCTATXMD  3083 PAETEC COMMUNICATIONS, LLC - CT 920   2012-11-26   
860-932 5 HRFRCT03GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2011-06-04   
860-932 6 SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2015-10-08   
860-932 7 NWLNCTCS6MD  508J CENTURYLINK COMMUNICATIONS, LLC 920   2014-07-09   
860-932 8 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-02-28   
860-932 9 HRFRCT03HMD  073H TELNYX LLC 920   2018-05-02   
959-345 A HRFRCT03XOX  965H FRACTEL, LLC 920      
959-345 0 NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2021-03-13   
959-345 1 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-06-03   
959-345 2 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-06-03   
959-345 3 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-11-22   
959-345 5 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-11-22   
959-345 6 HRFRCT03XOX  965H FRACTEL, LLC 920   2020-09-17   
959-345 7 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-06-03   
959-345 8 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-04-26   
959-345 9 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-04-26   
959-763 A HRFRCT03XSX  516J TON80 COMMUNICATIONS, LLC 920      
959-763 1 HRFRCT0389Z  490J DISH WIRELESS, LLC 920   2023-06-15   
959-763 2 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   
959-763 3 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   
959-763 4 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   
959-763 5 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   
959-763 6 NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2022-03-19   
959-763 7 HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2022-10-27   
959-763 8 HRFRCT03XSX  516J TON80 COMMUNICATIONS, LLC 920   2022-03-18   
959-763 9 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.