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: 566

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-566 A Athena OR ATHNOR56RS0  9638 QWEST CORPORATION 672      
541-566 0 Athena OR   9638 QWEST CORPORATION 672      
541-566 1 Athena OR   9638 QWEST CORPORATION 672      
541-566 2 Athena OR   9638 QWEST CORPORATION 672      
541-566 3 Athena OR   9638 QWEST CORPORATION 672      
541-566 4 Athena OR   157F PEERLESS NETWORK OF OREGON, LLC - OR 672   2013-10-24   
541-566 6 Athena OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2012-02-03   
541-566 7 Athena OR   750E ONVOY, LLC - OR 672   2007-04-15   
541-566 8 Athena OR   750E ONVOY, LLC - OR 672   2013-04-20   
541-566 9 Athena OR   9638 QWEST CORPORATION 672      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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