Local Calling Guide

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

NXX: 822

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-822 A Sherwood OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
503-822 0 Sherwood OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2008-01-31   
503-822 1 Sherwood OR   145J TERRA NOVA TELECOM INC. 672   2025-07-12   
503-822 2 Sherwood OR   624H ONVOY SPECTRUM, LLC 672   2021-12-13   
503-822 3 Sherwood OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2008-02-12   
503-822 5 Sherwood OR   318J COMCAST IP PHONE, LLC 672   2010-10-14   
503-822 6 Sherwood OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2011-04-07   
503-822 7 Sherwood OR   750E ONVOY, LLC - OR 672   2020-11-10   
503-822 8 Sherwood OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2020-12-03   

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

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