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: 994

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-994 A Byars OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536      
405-994 0 Byars OK OKCYOKCEXJZ  624H ONVOY SPECTRUM, LLC 536   2025-01-22   
405-994 4 Byars OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2021-09-10   
405-994 9 Byars OK   145J TERRA NOVA TELECOM INC. 536   2023-08-10   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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