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: 230

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-230 A Corvallis OR EUGNOR530MD  6529 T-MOBILE USA, INC. 670      
541-230 0 Corvallis OR   6529 T-MOBILE USA, INC. 670      
541-230 1 Corvallis OR   318J COMCAST IP PHONE, LLC 670   2007-07-16   
541-230 2 Corvallis OR   073H TELNYX LLC 670   2020-08-30   
541-230 3 Corvallis OR   750E ONVOY, LLC - OR 670   2018-03-08   
541-230 4 Corvallis OR   6529 T-MOBILE USA, INC. 670      
541-230 5 Corvallis OR   750E ONVOY, LLC - OR 670   2006-10-12   
541-230 6 Corvallis OR   7531 TELEPORT COMMUNICATIONS AMERICA, LLC - OR 670   2016-06-24   
541-230 7 Corvallis OR   750E ONVOY, LLC - OR 670   2019-09-20   
541-230 8 Corvallis OR   6010 NEW CINGULAR WIRELESS PCS, LLC 670   2013-08-29   
541-230 9 Corvallis OR   750E ONVOY, LLC - OR 670   2012-09-26   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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