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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-757 A Centredale RI PRVDRICEDS0  7231 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - RI 130      
401-757 0 Centredale RI   003F BANDWIDTH.COM CLEC, LLC - RI 130   2008-11-27   
401-757 1 Centredale RI   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 130   2016-02-01   
401-757 2 Centredale RI   7351 TELEPORT COMMUNICATIONS AMERICA, LLC - RI 130   2002-08-19   
401-757 3 Centredale RI   7231 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - RI 130      
401-757 4 Centredale RI   7351 TELEPORT COMMUNICATIONS AMERICA, LLC - RI 130   2004-09-09   
401-757 5 Centredale RI   7351 TELEPORT COMMUNICATIONS AMERICA, LLC - RI 130   2004-09-09   
401-757 6 Centredale RI   7231 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - RI 130   2012-01-21   
401-757 7 Centredale RI   6664 SPRINT SPECTRUM L.P. 130   2011-10-19   
401-757 8 Centredale RI   6664 SPRINT SPECTRUM L.P. 130   2011-10-19   
401-757 9 Centredale RI   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 130   2016-02-01   

Last updated: Sat, 08 Jun 2019 01:52:21 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.