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.

Pittsburgh Suburban Zone 18, PA

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
412-541 3   624H ONVOY SPECTRUM, LLC 234   2020-07-08   
412-541 4   547E ONVOY, LLC - PA 234   2020-06-06   
412-541 5   547E ONVOY, LLC - PA 234   2020-06-06   
412-541 6   624H ONVOY SPECTRUM, LLC 234   2020-07-08   
412-684 A GIBSPAXGDS1  8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234      
412-684 0   8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234      
412-684 1   8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234      
412-684 2   002F BANDWIDTH.COM CLEC, LLC - PA 234   2016-07-22   
412-684 3   002F BANDWIDTH.COM CLEC, LLC - PA 234   2019-06-08   
412-684 4   002F BANDWIDTH.COM CLEC, LLC - PA 234   2019-06-08   
412-684 5   752H BARR TELL USA, INC. - PA 234   2016-03-27   
412-684 6   073H TELNYX LLC 234   2017-07-06   
412-684 7   7575 CENTURYLINK COMMUNICATIONS LLC 234   2015-06-18   
412-684 8   968G LOCAL ACCESS LLC - PA 234   2015-03-28   
412-684 9   7341 XO COMMUNICATIONS SERVICES INC - PA 234   2003-11-17   
412-753 A PITBPACTDS0  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-753 0   4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-753 1   4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-753 2   4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-753 3   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-06-07   
412-753 4   657B CITYNET PENNSYLVANIA, LLC - PA 234   2004-10-10   
412-753 5   4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-753 6   547E ONVOY, LLC - PA 234   2016-03-14   
412-753 7   547E ONVOY, LLC - PA 234   2016-03-14   
412-753 8   4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-753 9   4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-755 A PITDPA550MD  4161 GLOBAL CROSSING LOCAL SERVICES, INC.-PA 234      
412-755 0   967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2013-05-05   
412-755 1   4161 GLOBAL CROSSING LOCAL SERVICES, INC.-PA 234      
412-755 2   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-755 3   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-755 4   4161 GLOBAL CROSSING LOCAL SERVICES, INC.-PA 234      
412-755 5   4161 GLOBAL CROSSING LOCAL SERVICES, INC.-PA 234      
412-755 6   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-755 7   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-755 8   967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2013-05-05   
412-755 9   4161 GLOBAL CROSSING LOCAL SERVICES, INC.-PA 234      
412-903 A   7978 INTERMEDIA COMMUNICATIONS INC. - PA 234      
412-903 0   002F BANDWIDTH.COM CLEC, LLC - PA 234   2019-06-08   
412-903 1   968G LOCAL ACCESS LLC - PA 234   2015-09-28   
412-903 2   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-06-07   
412-903 3   547E ONVOY, LLC - PA 234   2020-08-17   
412-903 5   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-06-07   
412-903 6   002F BANDWIDTH.COM CLEC, LLC - PA 234   2019-06-08   
412-903 7   7978 INTERMEDIA COMMUNICATIONS INC. - PA 234      
412-903 8   6063 COMCAST PHONE OF PENNSYLVANIA, LLC - PA 234   2019-05-10   
412-903 9   547E ONVOY, LLC - PA 234   2020-08-17   

<< 1 2

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.