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
412-228 A Pittsburgh Zone 1 PA PITBPAMADS4  657B CITYNET PENNSYLVANIA, LLC - PA 234   2004-01-26   
412-228 0 Pittsburgh Zone 1 PA   002F BANDWIDTH.COM CLEC, LLC - PA 234   2010-05-30   
412-228 1 Pittsburgh Zone 1 PA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2011-01-27   
412-228 2 Pittsburgh Zone 1 PA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2011-01-27   
412-228 3 Pittsburgh Zone 1 PA   002F BANDWIDTH.COM CLEC, LLC - PA 234   2010-06-24   
412-228 4 Pittsburgh Zone 1 PA   002F BANDWIDTH.COM CLEC, LLC - PA 234   2010-06-24   
412-228 5 Pittsburgh Zone 1 PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2010-06-21   
412-228 6 Pittsburgh Zone 1 PA   657B CITYNET PENNSYLVANIA, LLC - PA 234   2004-01-26   
412-228 7 Pittsburgh Zone 1 PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 234   2010-07-04   
412-228 8 Pittsburgh Zone 1 PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 234   2010-07-04   
412-228 9 Pittsburgh Zone 1 PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 234   2010-08-02   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.