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: 623

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-623 A Coventry RI EPRVRIELCM2  5562 METROPCS, INC. 130      
401-623 0 Coventry RI EPRVRIELCM2  5562 METROPCS, INC. 130      
401-623 1 Coventry RI EPRVRIELCM2  5562 METROPCS, INC. 130      
401-623 3 Coventry RI EPRVRINB6MD  145J TERRA NOVA TELECOM INC. 130   2024-05-09   
401-623 4 Coventry RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130   2004-09-02   
401-623 5 Coventry RI   145J TERRA NOVA TELECOM INC. 130   2025-10-04   
401-623 6 Coventry RI EPRVRIELCM2  5562 METROPCS, INC. 130      
401-623 7 Coventry RI EPRVRIELCM2  5562 METROPCS, INC. 130      
401-623 8 Coventry RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS, LLC - RI 130   2006-01-02   
401-623 9 Coventry RI EPRVRIELCM2  5562 METROPCS, INC. 130      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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