Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
541-755 A HLWYORXBRS0  2392 PINE TEL. SYSTEM 672   2024-02-07   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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