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: 488

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-488 A Woonsocket RI   829J PAETEC ITEL, LLC 130      
401-488 2 Woonsocket RI   829J PAETEC ITEL, LLC 130   2004-12-16   
401-488 3 Woonsocket RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130   2019-12-09   
401-488 4 Woonsocket RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130   2018-03-10   
401-488 5 Woonsocket RI PRVDRIGRX7X  363E YMAX COMMUNICATIONS CORP. - RI 130   2008-09-08   
401-488 6 Woonsocket RI PRVDRIGRX7X  363E YMAX COMMUNICATIONS CORP. - RI 130   2008-09-08   
401-488 7 Woonsocket RI PRVDRIWA0MD  508J CENTURYLINK COMMUNICATIONS, LLC 130   2015-12-12   
401-488 9 Woonsocket RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2023-08-12   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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