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.

NPA: 412 [Rate centres in NPA 412] [Dial plan for NPA 412]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
412-423 A Pittsburgh Suburban Zone 20 PA GIBSPAXGDS1  8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234      
412-423 0 Pittsburgh Suburban Zone 20 PA   8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234      
412-423 1 Pittsburgh Suburban Zone 20 PA   8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234      
412-423 2 Pittsburgh Suburban Zone 20 PA   2514 US LEC OF PENNSYLVANIA, INC. 234   2001-12-10   
412-423 3 Pittsburgh Suburban Zone 20 PA   3210 CAVALIER TELEPHONE MID-ATLANTIC, LLC - PA 234   2007-08-23   
412-423 4 Pittsburgh Suburban Zone 20 PA   3210 CAVALIER TELEPHONE MID-ATLANTIC, LLC - PA 234   2007-08-23   
412-423 5 Pittsburgh Suburban Zone 20 PA   002F BANDWIDTH.COM CLEC, LLC - PA 234   2011-09-26   
412-423 6 Pittsburgh Suburban Zone 20 PA   002F BANDWIDTH.COM CLEC, LLC - PA 234   2013-11-22   
412-423 7 Pittsburgh Suburban Zone 20 PA   657B CITYNET PENNSYLVANIA, LLC - PA 234   2004-10-10   
412-423 8 Pittsburgh Suburban Zone 20 PA   002F BANDWIDTH.COM CLEC, LLC - PA 234   2008-12-19   
412-423 9 Pittsburgh Suburban Zone 20 PA   7237 TELCOVE OF PENNSYLVANIA, INC. - PA 234   2001-11-26   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.