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

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
203-200 A New Haven CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2008-10-22   
203-491 A Newtown CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-04-12   
203-941 A Seymour CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-11-19   
475-282 A Bridgeport CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-10-29   
860-222 A Norwich CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-10-17   
860-880 A Thomaston CT 199F BANDWIDTH.COM CLEC, LLC - CT 920   2010-04-12   

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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