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: 407

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-407 A Coventry RI PRVDRIWAAMD  624H ONVOY SPECTRUM, LLC 130      
401-407 0 Coventry RI   939H COMMIO, LLC 130   2024-03-08   
401-407 2 Coventry RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130   2018-03-10   
401-407 4 Coventry RI PRVDRIWALMD  506J TWILIO INTERNATIONAL, INC. 130   2020-12-21   
401-407 5 Coventry RI PRVDRIWAAMD  624H ONVOY SPECTRUM, LLC 130   2021-12-09   
401-407 6 Coventry RI PRVDRIWAAMD  624H ONVOY SPECTRUM, LLC 130   2021-12-09   
401-407 8 Coventry RI   631G PEERLESS NETWORK OF RHODE ISLAND, LLC - RI 130   2024-03-30   
401-407 9 Coventry RI EPRVRINBDS2  631G PEERLESS NETWORK OF RHODE ISLAND, LLC - RI 130   2021-01-11   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.