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: 342

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-342 A Bristol RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS - RI 130      
401-342 0 Bristol RI PRVDRIWABMD  321J HD CARRIER LLC 130   2016-05-23   
401-342 1 Bristol RI PRVDRINW4MD  4016 LEVEL 3 COMMUNICATIONS - RI 130      
401-342 2 Bristol RI PRVDRIWABMD  321J HD CARRIER LLC 130   2016-05-23   
401-342 3 Bristol RI PRVDRIWABMD  321J HD CARRIER LLC 130   2016-05-23   
401-342 4 Bristol RI PRVDRIWABMD  321J HD CARRIER LLC 130   2016-05-23   
401-342 5 Bristol RI PRVDRIWA1MD  343H WIDE VOICE, LLC - RI 130   2016-05-23   
401-342 6 Bristol RI PRVDRIWA1MD  343H WIDE VOICE, LLC - RI 130   2016-05-23   
401-342 7 Bristol RI WWWKRIDBDS1  8778 COX RHODE ISLAND TELECOM INC 130   2017-05-20   
401-342 8 Bristol RI EPRVRINBDS2  631G PEERLESS NETWORK OF RHODE ISLAND, LLC - RI 130   2017-01-22   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.