Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 409F ONVOY, LLC - OK

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
580-712 A Lawton OK   536   2026-10-08   
580-712 0 Lawton OK   536   2026-10-08   
580-712 1 Lawton OK   536   2026-10-08   
580-712 2 Lawton OK   536   2026-10-08   
580-712 3 Lawton OK   536   2026-10-08   
580-712 4 Lawton OK   536   2026-10-08   
580-720 7 Elgin OK OKCYOKCEXJY  536   2023-11-25   
580-721 3 Marlow OK OKCYOKCEXJY  536   2021-03-04   
580-721 4 Marlow OK OKCYOKCEXJY  536   2021-03-04   
580-722 1 Newkirk OK OKCYOKCEXJY  536   2016-06-15   
580-722 4 Newkirk OK OKCYOKCEXJY  536   2016-06-15   
580-725 7 Billings OK OKCYOKCEXJY  536   2016-04-15   
580-725 8 Billings OK OKCYOKCEXJY  536   2016-04-15   
580-729 6 Sayre OK OKCYOKCEXJY  536   2016-06-15   
580-732 4 Alva OK OKCYOKCEXJY  536   2021-03-04   
580-732 5 Alva OK OKCYOKCEXJY  536   2021-03-04   
580-738 3 Headrick OK OKCYOKCEXJY  536   2016-06-14   
580-738 7 Headrick OK OKCYOKCEXJY  536   2021-03-04   
580-738 8 Headrick OK OKCYOKCEXJY  536   2021-03-04   
580-741 2 Medford OK OKCYOKCEXJY  536   2016-06-15   
580-741 3 Medford OK OKCYOKCEXJY  536   2016-06-15   
580-741 7 Medford OK OKCYOKCEXJY  536   2021-06-26   
580-744 4 Fairview OK OKCYOKCEXJY  536   2018-03-05   
580-745 0 Durant OK OKCYOKCEXJY  536   2018-04-07   
580-749 6 Ponca City OK OKCYOKCEXJY  536   2016-06-26   
580-749 7 Ponca City OK OKCYOKCEXJY  536   2016-06-26   
580-749 8 Ponca City OK OKCYOKCEXJY  536   2016-06-26   
580-751 2 Rocky OK OKCYOKCEXJY  536   2020-07-11   
580-751 3 Rocky OK OKCYOKCEXJY  536   2020-07-11   
580-751 4 Rocky OK OKCYOKCEXJY  536   2021-06-26   
580-751 7 Rocky OK OKCYOKCEXJY  536   2021-05-28   
580-751 9 Rocky OK OKCYOKCEXJY  536   2021-04-26   
580-752 7 Hobart OK OKCYOKCEXJY  536   2019-01-21   
580-752 8 Hobart OK OKCYOKCEXJY  536   2019-01-21   
580-757 3 Ryan OK OKCYOKCEXJY  536   2016-06-14   
580-757 6 Ryan OK OKCYOKCEXJY  536   2021-03-04   
580-757 7 Ryan OK OKCYOKCEXJY  536   2021-03-04   
580-758 2 Waukomis OK OKCYOKCEXJY  536   2021-01-30   
580-758 4 Waukomis OK OKCYOKCEXJY  536   2021-01-30   
580-769 5 Sayre OK OKCYOKCEXJY  536   2021-03-04   
580-769 7 Sayre OK OKCYOKCEXJY  536   2021-03-04   
580-771 2 Lawton OK OKCYOKCEXJY  536   2016-06-26   
580-771 3 Lawton OK OKCYOKCEXJY  536   2016-06-26   
580-771 4 Lawton OK OKCYOKCEXJY  536   2016-06-26   
580-777 7 Fittstown OK OKCYOKCEXJY  536   2023-11-25   
580-781 1 South Arkansas City OK WCHTKSBRX0X  532   2021-03-04   
580-781 2 South Arkansas City OK WCHTKSBRX0X  532   2021-03-04   
580-781 8 South Arkansas City OK WCHTKSBRX0X  532   2019-10-13   
580-782 6 Mangum OK OKCYOKCEXJY  536   2021-05-28   
580-782 8 Mangum OK OKCYOKCEXJY  536   2021-06-26   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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