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.
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OCN: 7351 TELEPORT COMMUNICATIONS AMERICA, LLC - CA

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
401-733 2 Woonsocket RI PRVDRIWAVMD  130   2012-07-09   
401-757 2 Centredale RI PRVDRIUFDS1  130   2002-08-19   
401-757 4 Centredale RI PRVDRIUFDS1  130   2004-09-09   
401-757 5 Centredale RI PRVDRIUFDS1  130   2004-09-09   
401-824 A Providence RI PRVDRIUFDS1  130      
401-824 0 Providence RI PRVDRIUFDS1  130      
401-824 1 Providence RI PRVDRIUFDS1  130      
401-824 2 Providence RI PRVDRIUFDS1  130      
401-824 3 Providence RI PRVDRIUFDS1  130      
401-824 5 Providence RI PRVDRIUFDS1  130      
401-824 7 Providence RI PRVDRIUFDS1  130      
401-824 8 Providence RI PRVDRIUFDS1  130      

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Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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