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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-813 A Brookings OR EUGNORUS5MD  6664 SPRINT SPECTRUM L.P. 670      
541-813 0 Brookings OR   076F BANDWIDTH.COM CLEC, LLC - OR 670   2008-11-29   
541-813 1 Brookings OR   352D CHARTER FIBERLINK OR-CCVII, LLC - OR 670   2008-05-30   
541-813 2 Brookings OR   352D CHARTER FIBERLINK OR-CCVII, LLC - OR 670   2011-05-02   
541-813 3 Brookings OR   750E ONVOY, LLC - OR 670   2012-12-15   
541-813 4 Brookings OR   750E ONVOY, LLC - OR 670   2012-12-15   
541-813 5 Brookings OR   750E ONVOY, LLC - OR 670   2012-12-15   
541-813 6 Brookings OR   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 670   2014-03-14   
541-813 7 Brookings OR   7575 CENTURYLINK COMMUNICATIONS LLC 670   2014-04-11   
541-813 8 Brookings OR   073H TELNYX LLC 670   2020-07-26   
541-813 9 Brookings OR   6664 SPRINT SPECTRUM L.P. 670   2005-10-23   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.