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: 200

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-200 A Bristol RI PRVDRIGRQMD  7421 AT&T - LOCAL 130      
401-200 0 Bristol RI PRVDRIRSBMD  6664 SPRINT SPECTRUM, L.P. 130   2011-08-11   
401-200 1 Bristol RI PRVDRIRSBMD  6664 SPRINT SPECTRUM, L.P. 130   2011-09-26   
401-200 2 Bristol RI PRVDRIRSBMD  6664 SPRINT SPECTRUM, L.P. 130   2011-09-26   
401-200 3 Bristol RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2016-03-18   
401-200 4 Bristol RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2016-03-18   
401-200 5 Bristol RI PRVDRIRSBMD  6664 SPRINT SPECTRUM, L.P. 130   2016-03-04   
401-200 6 Bristol RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2018-02-10   
401-200 7 Bristol RI   508J CENTURYLINK COMMUNICATIONS LLC 130   2015-12-12   
401-200 8 Bristol RI EPRVRINBDS2  631G PEERLESS NETWORK OF RHODE ISLAND, LLC - RI 130   2015-10-22   
401-200 9 Bristol RI PRVDRIGRQMD  7421 AT&T - LOCAL 130   2011-03-14   

Last updated: Fri, 10 Sep 2021 12:38:21 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.