Local Calling Guide

Area code/prefix search

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NPA: 708 [Rate centres in NPA 708] [Dial plan for NPA 708]

NXX: 230

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
708-230 A Oak Park IL   224C ONVOY, LLC 358   2025-11-23   
708-230 0 Oak Park IL   224C ONVOY, LLC 358   2025-11-23   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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