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-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
570-522 A Lewisburg PA LWBGPAXLDS0  232      
570-523 A Lewisburg PA LWBGPAXLDS0  232      
570-524 A Lewisburg PA LWBGPAXLDS0  232      
570-551 A Lewisburg PA LWBGPAXLPS0  232   2011-09-12   
570-551 2 Lewisburg PA   232   2011-09-12   
570-568 A Lewisburg PA WMTNPAXWRS1  232      
570-577 A Lewisburg PA LWBGPAXLDS0  232      
570-922 A Mifflinburg PA HRTNPAXHRS1  232      
570-966 A Mifflinburg PA MFBGPAXMRS1  232      

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

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