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: 691

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-691 A Warwick RI   829J PAETEC ITEL, LLC 130      
401-691 0 Warwick RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2023-08-09   
401-691 1 Warwick RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2023-08-09   
401-691 2 Warwick RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130   2008-02-25   
401-691 3 Warwick RI   829J PAETEC ITEL, LLC 130      
401-691 4 Warwick RI   829J PAETEC ITEL, LLC 130      
401-691 5 Warwick RI PRVDRIWAAMD  624H ONVOY SPECTRUM, LLC 130   2021-04-16   
401-691 6 Warwick RI   829J PAETEC ITEL, LLC 130   2006-03-03   
401-691 8 Warwick RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2021-01-16   
401-691 9 Warwick RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2021-01-16   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.