Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 572 [Rate centres in NPA 572] [Dial plan for NPA 572]

NXX: 280

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
572-280 A Chickasha OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2026-03-08   
572-280 8 Chickasha OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2026-03-08   
572-280 9 Chickasha OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2026-03-08   

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

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