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: 724 [Rate centres in NPA 724] [Dial plan for NPA 724]

NXX: 503

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
724-503 A Washington PA PITBPADTXEY  2514 US LEC OF PENNSYLVANIA, INC. 234      
724-503 0 Washington PA CRAFPAAIGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2015-02-05   
724-503 1 Washington PA PITBPADTXEY  2514 US LEC OF PENNSYLVANIA, INC. 234   2002-03-26   
724-503 2 Washington PA PITEPA99DS0  283E YMAX COMMUNICATIONS CORP. - PA 234   2007-06-23   
724-503 3 Washington PA PITEPA99DS0  283E YMAX COMMUNICATIONS CORP. - PA 234   2008-05-25   
724-503 4 Washington PA PITBPAIW0MD  318J COMCAST IP PHONE, LLC 234   2006-10-25   
724-503 5 Washington PA CRAFPAAIGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2008-06-22   
724-503 6 Washington PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2012-02-10   
724-503 7 Washington PA CRAFPAAIGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2007-05-07   
724-503 8 Washington PA CRAFPAAIGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2007-05-07   
724-503 9 Washington PA PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2012-11-12   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.