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.

Dry Run, PA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
223-355 A CHBGPAXCXDX  547E ONVOY, LLC - PA 226   2024-01-22   
223-355 0 HRBGPAGU2MD  073H TELNYX LLC 226   2022-06-27   
223-355 1 HRBGPAHAXTX  318J COMCAST IP PHONE, LLC 226   2023-07-02   
223-355 2 HRBGPAGU7MD  516J TON80 COMMUNICATIONS, LLC 226   2021-06-14   
223-355 3 CHBGPAXCXDX  547E ONVOY, LLC - PA 226   2021-06-13   
223-355 4 CHBGPAXCXDX  547E ONVOY, LLC - PA 226   2023-04-24   
223-355 5 CHBGPAXCXDX  547E ONVOY, LLC - PA 226   2021-06-14   
717-349 A DYRNPAXDRS1  0209 BRIGHTSPEED OF PENNSYLVANIA, LLC 226      
717-349 0 DYRNPAXDRS1  0209 BRIGHTSPEED OF PENNSYLVANIA, LLC 226      
717-349 1 HRBGPAHAX9Z  547E ONVOY, LLC - PA 226   2018-11-24   
717-349 2 DYRNPAXDRS1  0209 BRIGHTSPEED OF PENNSYLVANIA, LLC 226      
717-349 3 DYRNPAXDRS1  0209 BRIGHTSPEED OF PENNSYLVANIA, LLC 226      
717-349 5   145J TERRA NOVA TELECOM INC. 226   2025-07-17   
717-349 7 DYRNPAXDRS1  0209 BRIGHTSPEED OF PENNSYLVANIA, LLC 226      
717-349 8   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-06-07   
717-349 9 HRBGPAHAXMD  073H TELNYX LLC 226   2021-01-22   
717-493 A HRBGPACTDS1  3806 CORE COMMUNICATIONS, INC. - PA 226      
717-493 0 HRBGPACTDS1  3806 CORE COMMUNICATIONS, INC. - PA 226   2009-05-10   
717-493 1   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-10-20   
717-493 2   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-10-20   
717-493 3   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-10-20   
717-493 4   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-10-20   
717-493 5   3806 CORE COMMUNICATIONS, INC. - PA 226   2018-10-20   
717-493 6 HRBGPAHAX9Z  547E ONVOY, LLC - PA 226   2019-09-19   
717-493 7 HRBGPAHAXCY  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 226   2015-01-08   
717-493 8 HRBGPAHAX9Z  547E ONVOY, LLC - PA 226   2019-09-19   
717-493 9 HRBGPAHAX9Z  547E ONVOY, LLC - PA 226   2020-06-22   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.