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.

Hartford, CT

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
860-992 7 MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2006-06-11   
860-992 8 MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2006-06-11   
860-992 9 MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2006-06-11   
860-993 A BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
860-993 0 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2023-08-23   
860-993 1 HRFRCT0377Z  350E YMAX COMMUNICATIONS CORP. - CT 920   2013-03-18   
860-993 2 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2011-09-04   
860-993 3 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2011-09-04   
860-993 4 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2011-06-16   
860-993 5 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2011-06-16   
860-993 6 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2011-08-06   
860-993 7 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2011-08-06   
860-993 8 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2013-07-05   
860-993 9 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2013-07-05   
860-994 A HRFRCT03GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-994 0 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2014-10-04   
860-994 1 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2014-10-04   
860-994 2 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2014-10-04   
860-994 3 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2014-10-04   
860-994 4 HRFRCT03GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2014-08-20   
860-994 5 HRFRCT03GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2014-09-17   
860-994 6 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2018-03-29   
860-994 7 MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2018-04-14   
860-994 8 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2014-10-04   
860-994 9 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2014-10-04   
860-995 A BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
860-996 A HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
860-996 0 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-11-06   
860-996 1 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2016-07-01   
860-996 2 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2017-12-11   
860-996 3 CHSHCT02DS1  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2015-11-07   
860-996 4 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2015-11-16   
860-996 5 HRFRCT0383Z  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2017-04-04   
860-996 6 HRFRCT0383Z  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2017-04-04   
860-996 7 HRFRCT0383Z  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2018-01-15   
860-996 8 HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-09-09   
860-996 9 CHSHCT02DS1  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2015-11-07   
860-997 A BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920      
860-998 A NWNTCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-999 A HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920      
860-999 0 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2013-07-09   
860-999 1 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2013-07-10   
860-999 2 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2013-07-10   
860-999 3 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2013-08-01   
860-999 4 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2013-08-01   
860-999 5 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2013-07-09   
860-999 6 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2013-07-09   
860-999 7 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2013-07-09   
860-999 8 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2013-07-09   
860-999 9 HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-01-11   
959-200 A NWLNCTCS6MD  508J CENTURYLINK COMMUNICATIONS, LLC 920      
959-200 0 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2014-11-30   
959-200 1 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2014-11-30   
959-200 2 BLFDCTAP2MD  5562 METROPCS, INC. 920   2014-12-15   
959-200 3   829J PAETEC ITEL, LLC 920   2016-11-15   
959-200 4   829J PAETEC ITEL, LLC 920   2014-12-15   
959-200 5 HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2015-09-11   
959-200 6 MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2014-12-08   
959-200 7 NWLNCTCS6MD  508J CENTURYLINK COMMUNICATIONS, LLC 920   2014-11-09   
959-200 8 HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2014-11-11   
959-200 9 HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2014-11-11   
959-204 A HRFRCT03EMD  156J RCLEC, INC. 920      
959-204 0 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2022-01-26   
959-204 1 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2021-04-30   
959-204 2 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2021-04-30   
959-204 3 HRFRCT03EMD  156J RCLEC, INC. 920   2018-09-03   
959-204 4 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2021-04-30   
959-204 5 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2022-06-23   
959-204 6 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2022-06-23   
959-204 7 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2021-07-25   
959-204 8 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2021-07-25   
959-204 9 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2021-07-25   
959-205 A HRFRCTBC5MD  114J EXIANT COMMUNICATIONS LLC 920      
959-205 0 HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2020-01-15   
959-205 1 HRFRCTBC5MD  114J EXIANT COMMUNICATIONS LLC 920   2019-11-08   
959-205 2 HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2020-03-13   
959-205 3 SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2020-06-08   
959-205 4 SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2020-06-08   
959-205 5 HRFRCT0383Z  7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2020-02-13   
959-205 6 MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2020-06-29   
959-205 7 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2020-09-23   
959-205 8 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2021-07-30   
959-205 9 SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2021-09-04   
959-206 A HRFRCT03CMD  197D VONAGE AMERICA LLC 920      
959-206 0 HRFRCT03CMD  197D VONAGE AMERICA LLC 920   2019-01-27   
959-206 1 HRFRCT03SMD  939H COMMIO, LLC 920   2022-09-12   
959-206 2 HRFRCT03CMD  197D VONAGE AMERICA LLC 920   2019-01-27   
959-206 3 HRFRCT03SMD  939H COMMIO, LLC 920   2022-09-12   
959-206 4 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2023-08-21   
959-206 5 MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2023-09-02   
959-206 6 MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2023-09-02   
959-206 7 MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2023-09-02   
959-206 8 HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2023-03-24   
959-206 9 HRFRCT03CMD  197D VONAGE AMERICA LLC 920   2019-01-27   
959-221 A HRFRCTBC6MD  515J IP HORIZON LLC 920      
959-221 0 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2021-09-06   
959-221 1   515J IP HORIZON LLC 920   2021-05-23   
959-221 2 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2021-09-06   
959-221 3 BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2021-09-06   
959-221 4 HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2022-06-23   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 >>

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.