Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 541 [Rate centres in NPA 541] [Dial plan for NPA 541]

NXX: 813

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-813 A Brookings OR EUGNOR530MD  6529 T-MOBILE USA, INC. 670      
541-813 0 Brookings OR EUGNOR53ZMD  076F BANDWIDTH.COM CLEC, LLC - OR 670   2008-11-29   
541-813 1 Brookings OR CSBYORXXX3X  792K CHARTER IP ENABLED SERVICES, LLC 670   2008-05-30   
541-813 2 Brookings OR CSBYORXXX3X  792K CHARTER IP ENABLED SERVICES, LLC 670   2011-05-02   
541-813 3 Brookings OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2012-12-15   
541-813 4 Brookings OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2012-12-15   
541-813 5 Brookings OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2012-12-15   
541-813 6 Brookings OR EUGNOR53X8Y  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 670   2014-03-14   
541-813 7 Brookings OR EUGNOR53XCX  508J CENTURYLINK COMMUNICATIONS, LLC 670   2014-04-11   
541-813 8 Brookings OR EUGNOR53XXX  073H TELNYX LLC 670   2020-07-26   
541-813 9 Brookings OR EUGNOR530MD  6529 T-MOBILE USA, INC. 670   2005-10-23   

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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