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: 283

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-283 A Newport OR EUGNOR53QMD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 670      
541-283 0 Newport OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2013-01-22   
541-283 1 Newport OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2013-01-22   
541-283 2 Newport OR EUGNOR53QMD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 670      
541-283 3 Newport OR EUGNOR53ZMD  076F BANDWIDTH.COM CLEC, LLC - OR 670   2011-07-03   
541-283 4 Newport OR EUGNOR53X8Y  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 670   2013-05-15   
541-283 5 Newport OR EUGNOR53ZMD  076F BANDWIDTH.COM CLEC, LLC - OR 670   2011-08-26   
541-283 6 Newport OR EUGNOR53ZMD  076F BANDWIDTH.COM CLEC, LLC - OR 670   2012-10-20   
541-283 7 Newport OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2012-12-31   
541-283 8 Newport OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2026-06-22   
541-283 9 Newport OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2025-10-12   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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