Local Calling Guide

Area code/prefix search

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NPA: 541 [Rate centres in NPA 541] [Dial plan for NPA 541]

NXX: 374

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-374 A Cascade Locks OR CSLCORXARS0  4520 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR 672      

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

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