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: 203

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-203 A Stateline OR SPKNWA01XUX  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 676      
541-203 0 Stateline OR SPKNWAKY0MD  076F BANDWIDTH.COM CLEC, LLC - OR 676   2009-02-09   
541-203 1 Stateline OR SPKNWAOBDS1  647F ELTOPIA COMMUNICATIONS LLC - OR 676   2010-07-17   
541-203 2 Stateline OR SPKNWAKY0MD  076F BANDWIDTH.COM CLEC, LLC - OR 676   2012-06-22   
541-203 3 Stateline OR SPKNWAKY0MD  076F BANDWIDTH.COM CLEC, LLC - OR 676   2014-07-10   
541-203 4 Stateline OR SPKNWA01XUX  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 676      
541-203 5 Stateline OR SPKNWA01XXX  750E ONVOY, LLC - OR 676   2014-01-02   
541-203 6 Stateline OR SPKNWA01XXX  750E ONVOY, LLC - OR 676   2014-01-02   
541-203 7 Stateline OR SPKNWA01XXX  750E ONVOY, LLC - OR 676   2007-04-15   
541-203 8 Stateline OR   792K CHARTER IP ENABLED SERVICES, LLC 676   2014-03-24   
541-203 9 Stateline OR SPKNWA01XXX  750E ONVOY, LLC - OR 676   2014-07-17   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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