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: HRFRCT0379Z

<< 1 2 3 4 5 6 7 8 9 10 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
203-456 1 Danbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-04-20   
203-456 7 Danbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2013-07-26   
203-465 6 Waterbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-479 0 New Haven CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-04-19   
203-479 9 New Haven CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-04-19   
203-484 3 Branford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-04-14   
203-486 8 Woodbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2013-03-07   
203-487 2 Stamford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2025-01-04   
203-490 6 Naugatuck CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-09-09   
203-491 A Newtown CT 199F BANDWIDTH.COM CLEC, LLC - CT 920      
203-491 0 Newtown CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-04-12   
203-491 1 Newtown CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-07-03   
203-491 4 Newtown CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-05-27   
203-491 5 Newtown CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-10-06   
203-493 1 Georgetown CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
203-493 4 Georgetown CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-493 6 Georgetown CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-06-01   
203-493 7 Georgetown CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-08-15   
203-501 1 Danbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-10-15   
203-513 4 Huntington CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-513 9 Huntington CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
203-514 0 Meriden CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
203-514 2 Meriden CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-514 4 Meriden CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-12-25   
203-514 7 Meriden CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-08-20   
203-516 0 Ansonia-Derby CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
203-516 7 Ansonia-Derby CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-518 4 Waterbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   
203-518 5 Waterbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-06-30   
203-518 6 Waterbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-06-30   
203-518 8 Waterbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   
203-518 9 Waterbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   
203-527 0 Waterbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-529 1 Wilton CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-12-25   
203-529 5 Wilton CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2013-04-07   
203-529 7 Wilton CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   
203-533 1 Guilford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-533 2 Guilford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-10-06   
203-533 9 Guilford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
203-538 7 Huntington CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-16   
203-538 9 Huntington CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-05-27   
203-539 0 Stamford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
203-539 1 Stamford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
203-541 0 Stamford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-07-03   
203-544 2 Georgetown CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-10-23   
203-544 4 Georgetown CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-09-07   
203-548 0 Stamford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-548 7 Stamford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-564 9 Stamford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-08-20   
203-571 3 Westport CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-05-02   
203-571 4 Westport CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-05-02   
203-572 1 Bridgeport CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-572 5 Bridgeport CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-584 7 New Haven CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-12-04   
203-586 0 Woodbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-10-03   
203-587 7 Georgetown CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-06-15   
203-590 1 Trumbull CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-05-17   
203-590 2 Trumbull CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   
203-590 5 Trumbull CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-10-30   
203-590 7 Trumbull CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-05-27   
203-594 6 New Canaan CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-10-15   
203-601 2 Trumbull CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-08-09   
203-608 4 Meriden CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-11-26   
203-614 1 Stamford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-10-13   
203-614 9 Stamford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-05-27   
203-617 1 Danbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-06-26   
203-617 8 Danbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-05-19   
203-626 1 Wallingford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
203-626 2 Wallingford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-626 4 Wallingford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2018-10-19   
203-628 2 Danbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-09-06   
203-628 4 Danbury CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2013-07-26   
203-632 6 Naugatuck CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-02-28   
203-632 9 Naugatuck CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
203-633 2 Wolcott CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-10-30   
203-633 3 Wolcott CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-02-08   
203-635 2 Westport CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-11-13   
203-635 7 Westport CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-11-13   
203-646 6 Branford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-06-01   
203-646 8 Branford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-06-01   
203-649 8 Cheshire CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2021-10-28   
203-651 8 Cheshire CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-10-15   
203-653 8 Stamford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-05-27   
203-654 9 New Haven CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-04-01   
203-657 A New Haven CT 9748 AMERICAN MESSAGING SERVICES, LLC 920      
203-658 6 Stamford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-04-20   
203-658 7 Stamford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-08-11   
203-659 8 Fairfield CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-06-23   
203-663 3 Norwalk CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-10-13   
203-664 8 Redding CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2016-07-16   
203-665 8 Wilton CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-11-29   
203-666 2 Bridgeport CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-09-08   
203-666 5 Bridgeport CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-09-08   
203-666 8 Bridgeport CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2014-09-08   
203-674 1 Stamford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-05-27   
203-674 9 Stamford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-09-22   
203-677 0 Wallingford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-04-20   
203-677 1 Wallingford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-05-27   
203-678 9 Wallingford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2016-07-18   
203-679 1 Wallingford CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2013-05-25   

<< 1 2 3 4 5 6 7 8 9 10 >>

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.