Local Calling Guide

Area code/prefix search

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Anadarko, OK

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
572-726 4 OKCYOKMTG01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2026-01-23   
572-726 5 OKCYOKCEXWZ  515J IP HORIZON LLC 536   2026-04-03   
572-726 7 OKCYOKSX4MD  5562 METROPCS, INC. 536   2025-05-08   
572-726 8 OKCYOKMTG01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2024-10-05   
572-726 9 OKCYOKCEDS7  384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 536   2023-08-24   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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