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: 221

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
572-221 A Bethany OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536      
572-221 0 Bethany OK OKCYOKCEX9Y  119F BANDWIDTH.COM CLEC, LLC - OK 536   2023-09-11   
572-221 1 Bethany OK OKCYOKCEX9Y  119F BANDWIDTH.COM CLEC, LLC - OK 536   2023-09-11   
572-221 2 Bethany OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2023-09-10   
572-221 3 Bethany OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2023-09-10   
572-221 4 Bethany OK OKCYOKCEX9Y  119F BANDWIDTH.COM CLEC, LLC - OK 536   2024-01-11   
572-221 5 Bethany OK OKCYOKCEX9Y  119F BANDWIDTH.COM CLEC, LLC - OK 536   2024-01-11   
572-221 6 Bethany OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2024-04-11   
572-221 7 Bethany OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2024-03-10   
572-221 8 Bethany OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2024-03-10   
572-221 9 Bethany OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2024-03-10   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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