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: 541 [Rate centres in NPA 541] [Dial plan for NPA 541]

NXX: 275

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-275 A Umatilla OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672      
541-275 0 Umatilla OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2011-07-08   
541-275 1 Umatilla OR PTLDOR69UMD  076F BANDWIDTH.COM CLEC, LLC - OR 672   2011-05-09   
541-275 2 Umatilla OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2012-12-15   
541-275 3 Umatilla OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2012-12-15   
541-275 4 Umatilla OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2013-01-26   
541-275 5 Umatilla OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2016-03-31   
541-275 6 Umatilla OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2016-03-31   
541-275 7 Umatilla OR PTLDORWAXDX  508J CENTURYLINK COMMUNICATIONS, LLC 672   2014-02-18   
541-275 8 Umatilla OR PTLDOR13DS4  157F PEERLESS NETWORK OF OREGON, LLC - OR 672   2014-10-12   
541-275 9 Umatilla OR PTLDORWADS2  750E ONVOY, LLC - OR 672   2012-09-26   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.