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
412-304 A Pittsburgh Zone 1 PA PITBPAWOCM0  6664 SPRINT SPECTRUM L.P. 234      
412-304 0 Pittsburgh Zone 1 PA   2514 US LEC OF PENNSYLVANIA, INC. 234   2006-03-24   
412-304 1 Pittsburgh Zone 1 PA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2006-09-26   
412-304 2 Pittsburgh Zone 1 PA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2006-09-26   
412-304 3 Pittsburgh Zone 1 PA   6664 SPRINT SPECTRUM L.P. 234   2007-06-15   
412-304 4 Pittsburgh Zone 1 PA   6664 SPRINT SPECTRUM L.P. 234   2007-07-15   
412-304 5 Pittsburgh Zone 1 PA   6701 AERIAL COMMUNICATIONS 234   2007-05-30   
412-304 6 Pittsburgh Zone 1 PA   6701 AERIAL COMMUNICATIONS 234   2007-05-30   
412-304 7 Pittsburgh Zone 1 PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 234   2007-09-09   
412-304 8 Pittsburgh Zone 1 PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 234   2007-09-09   
412-304 9 Pittsburgh Zone 1 PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 234   2007-09-09   

Last updated: Sat, 29 Jun 2019 02:32:58 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.