Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Tuolumne, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
350-210 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 738   2025-08-10   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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