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: 712

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-712 A Bonanza OR EUGNOR53KMD  750E ONVOY, LLC - OR 670      
541-712 1 Bonanza OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2012-12-13   
541-712 2 Bonanza OR EUGNOR53XCX  508J CENTURYLINK COMMUNICATIONS, LLC 670   2014-04-11   
541-712 3 Bonanza OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2019-09-20   
541-712 4 Bonanza OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2019-09-20   
541-712 5 Bonanza OR MDFDORRJDS0  826H INTEGRATED PATH COMMUNICATIONS-OREGON, LLC - OR 670   2018-08-06   
541-712 6 Bonanza OR EUGNOR53XXX  073H TELNYX LLC 670   2020-07-02   
541-712 7 Bonanza OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2008-11-01   
541-712 8 Bonanza OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2011-03-31   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.