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: 220

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
572-220 A Stillwater OK OKCYOKSX9MD  6529 T-MOBILE USA, INC. 536      
572-220 0 Stillwater OK   145J TERRA NOVA TELECOM INC. 536   2024-02-14   
572-220 1 Stillwater OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2022-08-17   
572-220 2 Stillwater OK   409F ONVOY, LLC - OK 536   2023-10-01   
572-220 3 Stillwater OK   409F ONVOY, LLC - OK 536   2022-12-16   
572-220 4 Stillwater OK   409F ONVOY, LLC - OK 536   2022-12-16   
572-220 5 Stillwater OK   939H COMMIO, LLC 536   2022-12-18   
572-220 6 Stillwater OK   6529 T-MOBILE USA, INC. 536   2022-04-24   
572-220 7 Stillwater OK   6529 T-MOBILE USA, INC. 536   2022-04-24   
572-220 8 Stillwater OK   6529 T-MOBILE USA, INC. 536   2022-04-24   
572-220 9 Stillwater OK   6529 T-MOBILE USA, INC. 536   2022-04-24   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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