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: 384

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-384 A Warwick RI   829J PAETEC ITEL, LLC 130      
401-384 0 Warwick RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130   2009-02-08   
401-384 6 Warwick RI   829J PAETEC ITEL, LLC 130      
401-384 7 Warwick RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130   2018-03-10   
401-384 8 Warwick RI   145J TERRA NOVA TELECOM INC. 130   2026-07-05   
401-384 9 Warwick RI   003F BANDWIDTH.COM CLEC, LLC - RI 130   2026-06-06   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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