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
412-436 A Pittsburgh Zone 4 PA PITBPAMADS1  2514 US LEC OF PENNSYLVANIA, INC. 234      
412-436 0 Pittsburgh Zone 4 PA   4153 PAETEC COMMUNICATIONS, INC. - PA 234   2003-02-12   
412-436 1 Pittsburgh Zone 4 PA   2514 US LEC OF PENNSYLVANIA, INC. 234   2002-07-02   
412-436 2 Pittsburgh Zone 4 PA   8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234   2003-06-17   
412-436 3 Pittsburgh Zone 4 PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2005-01-14   
412-436 4 Pittsburgh Zone 4 PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2003-01-12   
412-436 5 Pittsburgh Zone 4 PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2005-01-25   
412-436 6 Pittsburgh Zone 4 PA   6701 AERIAL COMMUNICATIONS DBA T-MOBILE USA 234   2008-01-10   
412-436 7 Pittsburgh Zone 4 PA   968G LOCAL ACCESS LLC - PA 234   2020-05-23   
412-436 8 Pittsburgh Zone 4 PA   968G LOCAL ACCESS LLC - PA 234   2020-05-23   
412-436 9 Pittsburgh Zone 4 PA   002F BANDWIDTH.COM CLEC, LLC - PA 234   2013-06-15   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.