Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 580 [Rate centres in NPA 580] [Dial plan for NPA 580]

NXX: 316

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-316 A Madill OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536      
580-316 1 Madill OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2021-03-04   
580-316 2 Madill OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2021-03-04   
580-316 3 Madill OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2016-06-15   
580-316 4 Madill OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2016-06-15   
580-316 5 Madill OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2020-07-11   
580-316 6 Madill OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2020-07-11   

Last updated: Fri, 28 Jun 2024 03:14:50 UTC

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