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: 405

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-405 A Alex OK   409F ONVOY, LLC - OK 536   2026-02-16   
405-405 0 Alex OK   409F ONVOY, LLC - OK 536   2026-02-16   
405-405 2 Alex OK   409F ONVOY, LLC - OK 536   2026-02-16   
405-405 3 Alex OK   409F ONVOY, LLC - OK 536   2026-02-16   
405-405 4 Alex OK   409F ONVOY, LLC - OK 536   2026-02-16   
405-405 5 Alex OK   409F ONVOY, LLC - OK 536   2026-02-16   
405-405 7 Alex OK   409F ONVOY, LLC - OK 536   2026-02-16   
405-405 8 Alex OK   409F ONVOY, LLC - OK 536   2026-02-16   
405-405 9 Alex OK   409F ONVOY, LLC - OK 536   2026-02-16   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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