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: PRVDRIWAX6Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
401-234 5 Greenwich RI 829J PAETEC ITEL, LLC 130   2014-06-03   
401-415 A Providence RI 829J PAETEC ITEL, LLC 130      
401-415 9 Providence RI 829J PAETEC ITEL, LLC 130   2008-09-26   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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