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: 903

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-903 A Warren RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130      
401-903 0 Warren RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-903 1 Warren RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2024-07-08   
401-903 2 Warren RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-903 3 Warren RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-903 4 Warren RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-903 7 Warren RI EPRVRINBDS2  631G PEERLESS NETWORK OF RHODE ISLAND, LLC - RI 130   2021-12-02   
401-903 8 Warren RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130      
401-903 9 Warren RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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