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: 646

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-646 A Hope Valley RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130      
401-646 0 Hope Valley RI   003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-646 2 Hope Valley RI   003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-646 3 Hope Valley RI   003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-646 4 Hope Valley RI   003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-646 6 Hope Valley RI   516J TON80 COMMUNICATIONS, LLC 130   2022-04-04   
401-646 7 Hope Valley RI   508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-646 9 Hope Valley RI   003F BANDWIDTH.COM CLEC, LLC - RI 130      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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