Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 401 [Rate centres in NPA 401] [Dial plan for NPA 401]

NXX: 293

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-293 A Portsmouth RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130      
401-293 0 Portsmouth RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130      
401-293 1 Portsmouth RI PRVDRIWA3MD  073H TELNYX LLC 130   2017-04-20   
401-293 2 Portsmouth RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2016-03-21   
401-293 3 Portsmouth RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130   2014-12-08   
401-293 4 Portsmouth RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2016-03-21   
401-293 5 Portsmouth RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130   2006-11-26   
401-293 6 Portsmouth RI PRVDRIWAAMD  624H ONVOY SPECTRUM, LLC 130   2021-12-09   
401-293 7 Portsmouth RI PRVDRIWAAMD  624H ONVOY SPECTRUM, LLC 130   2021-12-09   
401-293 8 Portsmouth RI   977E ONVOY, LLC - RI 130   2024-03-07   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.