Local Calling Guide

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NPA: 971 [Rate centres in NPA 971] [Dial plan for NPA 971]

NXX: 535

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
971-535 A Clackamas OR   750E ONVOY, LLC - OR 672   2026-06-15   
971-535 0 Clackamas OR   750E ONVOY, LLC - OR 672   2026-06-15   

Last updated: Sun, 17 May 2026 03:26:51 UTC

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