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.

Switch: HRFRCT0383Z

1 2 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
203-617 2 Danbury CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2008-08-11   
203-617 3 Danbury CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2006-12-30   
203-617 6 Danbury CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2006-12-30   
475-236 3 Bridgeport CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2018-11-14   
475-236 6 Bridgeport CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2019-03-25   
475-262 6 Huntington CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2019-07-23   
475-271 6 Milford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2021-01-04   
475-274 6 Guilford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2021-01-04   
475-330 6 Fairfield CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2019-03-25   
475-332 8 Bridgeport CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2022-07-11   
475-348 6 Danbury CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2021-06-29   
475-356 6 Bridgeport CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2022-05-10   
475-476 6 Bridgeport CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2019-06-08   
475-666 4 Westport CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2018-12-07   
475-685 7 Stamford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2018-12-27   
860-252 A Hartford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
860-269 1 Farmington CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2021-07-12   
860-370 6 Windsor Locks CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2019-06-07   
860-500 2 Hartford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2017-07-13   
860-650 6 Pawcatuck CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2015-05-26   
860-664 8 Clinton CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2012-11-12   
860-697 0 Windsor CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2018-08-03   
860-701 2 New London CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2005-10-24   
860-717 A New Milford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
860-717 6 New Milford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2010-05-28   
860-807 9 Middletown CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2022-03-08   
860-812 6 Manchester CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2018-11-02   
860-815 3 Glastonbury CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2021-07-19   
860-880 4 Thomaston CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2017-05-19   
860-900 1 Hartford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2018-10-26   
860-996 5 Hartford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2017-04-04   
860-996 6 Hartford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2017-04-04   
860-996 7 Hartford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2018-01-15   
959-201 A New London CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
959-201 2 New London CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2018-07-30   
959-201 3 New London CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2018-07-30   
959-201 4 New London CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2018-07-30   
959-201 5 New London CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2018-07-30   
959-201 7 New London CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2018-07-30   
959-201 8 New London CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2018-07-30   
959-205 5 Hartford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2020-02-13   
959-235 8 Bristol CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2023-07-03   
959-235 9 Bristol CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2023-07-03   
959-236 0 Hartford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2022-12-05   
959-236 1 Hartford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2022-11-21   
959-236 2 Hartford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2022-11-21   
959-236 6 Hartford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2023-02-19   
959-240 A Hartford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920      
959-240 2 Hartford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2023-01-20   
959-240 3 Hartford CT 7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT 920   2023-01-20   

1 2 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.