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: 597

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-597 A Woonsocket RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130      
401-597 0 Woonsocket RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130      
401-597 2 Woonsocket RI EPRVRIELCM2  5562 METROPCS, INC. 130   2011-07-24   
401-597 5 Woonsocket RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130   2005-09-20   
401-597 6 Woonsocket RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130   2006-09-19   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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