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: 250

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-250 A West Warwick RI PRVDRIWAVMD  7351 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 130      
401-250 0 West Warwick RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130   2022-10-01   
401-250 1 West Warwick RI PRVDRIWAVMD  7351 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 130      
401-250 2 West Warwick RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130   2011-02-21   
401-250 3 West Warwick RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130   2011-04-28   
401-250 4 West Warwick RI EPRVRIELCM2  5562 METROPCS, INC. 130   2011-06-13   
401-250 5 West Warwick RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130   2008-04-28   
401-250 6 West Warwick RI EPRVRIELCM2  5562 METROPCS, INC. 130   2011-08-22   
401-250 7 West Warwick RI PRVDRIWA0MD  508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-250 8 West Warwick RI EPRVRINBDS2  631G PEERLESS NETWORK OF RHODE ISLAND, LLC - RI 130   2015-06-01   
401-250 9 West Warwick RI PRVDRIWA3MD  073H TELNYX LLC 130   2017-04-20   

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

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