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: 300

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-300 A Centredale RI EPRVRIELCM2  5562 METROPCS, INC. 130      
401-300 0 Centredale RI   003F BANDWIDTH.COM CLEC, LLC - RI 130   2010-02-28   
401-300 1 Centredale RI   5562 METROPCS, INC. 130      
401-300 2 Centredale RI   5562 METROPCS, INC. 130      
401-300 3 Centredale RI   7351 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 130   2015-10-05   
401-300 4 Centredale RI   003F BANDWIDTH.COM CLEC, LLC - RI 130   2010-09-03   
401-300 5 Centredale RI   003F BANDWIDTH.COM CLEC, LLC - RI 130   2011-02-21   
401-300 6 Centredale RI   5562 METROPCS, INC. 130      
401-300 7 Centredale RI   5562 METROPCS, INC. 130      
401-300 8 Centredale RI   5562 METROPCS, INC. 130      
401-300 9 Centredale RI   5562 METROPCS, INC. 130      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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