Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 405 [Rate centres in NPA 405] [Dial plan for NPA 405]

NXX: 817

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-817 A Harrah OK OKCYOKCEDS7  384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 536      
405-817 0 Harrah OK   409F ONVOY, LLC - OK 536   2018-12-28   
405-817 1 Harrah OK   409F ONVOY, LLC - OK 536   2018-12-28   
405-817 2 Harrah OK   119F BANDWIDTH.COM CLEC, LLC - OK 536   2020-04-02   
405-817 3 Harrah OK   409F ONVOY, LLC - OK 536   2021-02-20   
405-817 4 Harrah OK   409F ONVOY, LLC - OK 536   2021-01-21   
405-817 5 Harrah OK   409F ONVOY, LLC - OK 536   2021-01-21   
405-817 6 Harrah OK   409F ONVOY, LLC - OK 536   2021-01-21   
405-817 7 Harrah OK   409F ONVOY, LLC - OK 536   2021-01-21   
405-817 8 Harrah OK   409F ONVOY, LLC - OK 536   2021-02-20   
405-817 9 Harrah OK   384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 536   2018-12-27   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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