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.

Switch: CHBGPAXCCMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
717-331 A Chambersburg PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 226      
717-331 0 Chambersburg PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 226   2009-04-05   
717-331 4 Chambersburg PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 226   2011-09-15   
717-331 5 Chambersburg PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 226   2011-03-27   

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

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