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: 252

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
572-252 A Yukon OK OKCYOKCEXJZ  624H ONVOY SPECTRUM, LLC 536   2025-02-19   
572-252 0 Yukon OK OKCYOKCEXJZ  624H ONVOY SPECTRUM, LLC 536   2025-02-19   
572-252 1 Yukon OK OKCYOKCEXJZ  624H ONVOY SPECTRUM, LLC 536   2025-02-19   
572-252 8 Yukon OK   409F ONVOY, LLC - OK 536   2025-03-09   
572-252 9 Yukon OK   409F ONVOY, LLC - OK 536   2025-05-09   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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