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: 391

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-391 A Warwick RI EPRVRIELCM2  5562 METROPCS, INC. 130      
401-391 0 Warwick RI   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 130   2014-11-19   
401-391 1 Warwick RI   5562 METROPCS, INC. 130      
401-391 2 Warwick RI   5562 METROPCS, INC. 130      
401-391 3 Warwick RI   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 130   2013-06-03   
401-391 4 Warwick RI   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 130   2013-10-01   
401-391 5 Warwick RI   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 130   2014-04-18   
401-391 6 Warwick RI   5562 METROPCS, INC. 130      
401-391 7 Warwick RI   5562 METROPCS, INC. 130      
401-391 8 Warwick RI   5562 METROPCS, INC. 130      
401-391 9 Warwick RI   5562 METROPCS, INC. 130      

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

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