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: 633

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
572-633 A Midwest City OK OKCYOKCE04Z  516J TON80 COMMUNICATIONS, LLC 536      
572-633 0 Midwest City OK   409F ONVOY, LLC - OK 536   2023-07-24   
572-633 1 Midwest City OK   409F ONVOY, LLC - OK 536   2024-02-29   
572-633 2 Midwest City OK   409F ONVOY, LLC - OK 536   2024-02-29   
572-633 3 Midwest City OK   409F ONVOY, LLC - OK 536   2022-12-28   
572-633 5 Midwest City OK   624H ONVOY SPECTRUM, LLC 536   2025-01-22   
572-633 6 Midwest City OK   530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 536   2022-09-19   
572-633 7 Midwest City OK   516J TON80 COMMUNICATIONS, LLC 536   2022-05-02   
572-633 8 Midwest City OK   409F ONVOY, LLC - OK 536   2024-02-29   
572-633 9 Midwest City OK   409F ONVOY, LLC - OK 536   2024-02-29   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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