Local Calling Guide

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

NXX: 539

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-539 A Portland OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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