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: 655

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-655 A Bristol RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS - RI 130      
401-655 1 Bristol RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130   2010-08-28   
401-655 2 Bristol RI EPRVRINB9MD  003F BANDWIDTH.COM CLEC, LLC - RI 130   2010-08-28   
401-655 5 Bristol RI PRVDRIWA3MD  073H TELNYX LLC 130   2017-04-20   
401-655 6 Bristol RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS - RI 130   2006-02-12   
401-655 7 Bristol RI EPRVRINBDS2  631G PEERLESS NETWORK OF RHODE ISLAND, LLC - RI 130   2020-06-28   
401-655 8 Bristol RI PRVDRIRSBMD  6664 SPRINT SPECTRUM L.P. 130   2018-05-03   
401-655 9 Bristol RI PRVDRIRSBMD  6664 SPRINT SPECTRUM L.P. 130   2018-05-03   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.