Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 708 [Rate centres in NPA 708] [Dial plan for NPA 708]

NXX: 528

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
708-528 A Hinsdale IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      

Last updated: Sat, 21 Mar 2026 23:53:39 UTC

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