Local Calling Guide

Area code/prefix search

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Switch: STMCAZXEXMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
928-357 A Window Rock AZ 3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 980      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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