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: 858

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-858 A Britton OK OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-858 1 Britton OK OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-858 2 Britton OK OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-858 3 Britton OK OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-858 4 Britton OK OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-858 5 Britton OK OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-858 6 Britton OK OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-858 7 Britton OK OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      
405-858 8 Britton OK   145J TERRA NOVA TELECOM INC. 536   2025-08-29   
405-858 9 Britton OK OKCYOKVIDS0  9533 SOUTHWESTERN BELL 536      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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