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: PRVDRIWAXCY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
401-239 5 Newport RI 035D DSCI, LLC 130   2006-05-22   
401-244 6 Warwick RI 035D DSCI, LLC 130   2007-04-13   
401-288 5 Pawtucket RI 035D DSCI, LLC 130   2006-05-22   
401-533 A Providence RI 035D DSCI, LLC 130      
401-533 5 Providence RI 035D DSCI, LLC 130   2006-05-11   

Last updated: Tue, 30 May 2023 01:08:39 UTC

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