Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Helix, OR

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
541-457 A HELXORXARS0  2376 HELIX TEL. CO. 672   2024-01-10   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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