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: 859

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-859 A Block Island RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130      
401-859 0 Block Island RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130   2006-01-02   
401-859 1 Block Island RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130   2008-11-27   
401-859 2 Block Island RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-859 3 Block Island RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-859 4 Block Island RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-859 5 Block Island RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130   2011-06-24   
401-859 6 Block Island RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2016-03-26   
401-859 7 Block Island RI PRVDRIWA0MD  508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-859 8 Block Island RI EPRVRINBDS2  631G PEERLESS NETWORK OF RHODE ISLAND, LLC - RI 130   2015-10-22   

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

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