Local Calling Guide

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NPA: 503 [Rate centres in NPA 503] [Dial plan for NPA 503]

NXX: 564

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-564 A Hood Land OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-564 0 Hood Land OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2005-07-15   
503-564 1 Hood Land OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2005-07-15   
503-564 3 Hood Land OR   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672   2007-12-02   
503-564 4 Hood Land OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2005-03-25   
503-564 7 Hood Land OR   750E ONVOY, LLC - OR 672   2007-06-15   
503-564 8 Hood Land OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2008-11-29   
503-564 9 Hood Land OR   936F ASTOUND BROADBAND, LLC - OR 672   2009-07-20   

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

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