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
412-238 A Pittsburgh Zone 2 PA PITDPA550MD  4161 GLOBAL CROSSING LOCAL SERVICES, INC.-PA 234      
412-238 0 Pittsburgh Zone 2 PA   4161 GLOBAL CROSSING LOCAL SERVICES, INC.-PA 234      
412-238 1 Pittsburgh Zone 2 PA   4161 GLOBAL CROSSING LOCAL SERVICES, INC.-PA 234      
412-238 2 Pittsburgh Zone 2 PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-238 3 Pittsburgh Zone 2 PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-238 4 Pittsburgh Zone 2 PA   4161 GLOBAL CROSSING LOCAL SERVICES, INC.-PA 234      
412-238 5 Pittsburgh Zone 2 PA   4161 GLOBAL CROSSING LOCAL SERVICES, INC.-PA 234      
412-238 6 Pittsburgh Zone 2 PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-238 7 Pittsburgh Zone 2 PA   002F BANDWIDTH.COM CLEC, LLC - PA 234   2013-12-28   
412-238 8 Pittsburgh Zone 2 PA   283E YMAX COMMUNICATIONS CORP. - PA 234   2010-09-07   
412-238 9 Pittsburgh Zone 2 PA   4161 GLOBAL CROSSING LOCAL SERVICES, INC.-PA 234      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.