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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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
401-200 7 Bristol RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-213 7 Carolina RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-217 7 West Glocester RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-233 5 Centredale RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-250 7 West Warwick RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-252 7 Warren RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-266 7 Portsmouth RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-298 7 Warwick RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-307 7 Tiverton RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-313 7 Coventry RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-329 7 North Kingstown RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-344 7 Newport RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-371 7 Pascoag RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-388 7 Westerly RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-428 7 Pawtucket RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-470 A Providence RI 508J CENTURYLINK COMMUNICATIONS, LLC 130      
401-470 7 Providence RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-11-14   
401-488 7 Woonsocket RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-542 7 Greenwich RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-635 7 Little Compton RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-646 7 Hope Valley RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-660 2 Cumberland Hill RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-684 7 Jamestown RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-764 7 Scituate RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-795 7 Narragansett RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-859 7 Block Island RI 508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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