Local Calling Guide

Area code/prefix search

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Downers Grove, IL

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
630-996 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2025-06-26   
630-996 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2025-06-26   

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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