Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 401 [Rate centres in NPA 401] [Dial plan for NPA 401]

NXX: 491

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-491 A Hope Valley RI PRVDRIWAHMD  318J COMCAST IP PHONE LLC 130      
401-491 1 Hope Valley RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130   2005-03-12   
401-491 2 Hope Valley RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130   2006-01-02   
401-491 3 Hope Valley RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130   2006-01-02   
401-491 4 Hope Valley RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130   2003-03-24   
401-491 5 Hope Valley RI PRVDRIWAHMD  318J COMCAST IP PHONE LLC 130   2013-08-29   
401-491 8 Hope Valley RI EPRVRINBDS2  631G PEERLESS NETWORK OF RHODE ISLAND, LLC - RI 130   2021-03-27   
401-491 9 Hope Valley RI PRVDRIWAHMD  318J COMCAST IP PHONE LLC 130      

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

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