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: 490

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-490 A Providence RI   829J PAETEC ITEL, LLC 130      
401-490 0 Providence RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130   2005-05-26   
401-490 1 Providence RI PRVDRICEAMD  6389 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - RI 130   2006-04-03   
401-490 2 Providence RI   829J PAETEC ITEL, LLC 130   2003-10-21   
401-490 3 Providence RI   829J PAETEC ITEL, LLC 130   2003-08-12   
401-490 4 Providence RI   829J PAETEC ITEL, LLC 130   2002-07-20   
401-490 5 Providence RI   829J PAETEC ITEL, LLC 130      
401-490 6 Providence RI   829J PAETEC ITEL, LLC 130      
401-490 7 Providence RI   829J PAETEC ITEL, LLC 130      
401-490 8 Providence RI   829J PAETEC ITEL, LLC 130   2004-12-09   
401-490 9 Providence RI   829J PAETEC ITEL, LLC 130   2004-05-30   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.