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: 417

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-417 A Fairmont OK OKCYOKCEXXY  516C AT&T CORP. 536      
580-417 3 Fairmont OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2021-03-04   
580-417 4 Fairmont OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2021-03-04   
580-417 5 Fairmont OK OKCYOKCEXXY  516C AT&T CORP. 536   2011-08-25   
580-417 8 Fairmont OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2019-01-21   
580-417 9 Fairmont OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2019-01-21   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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