Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 430 [Rate centres in NPA 430] [Dial plan for NPA 430]

NXX: 227

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-227 A DeKalb TX DKLBTXXAPS0  1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 554      
430-227 1 DeKalb TX   793K TWC IP ENABLED SERVICES, LLC 554   2024-03-24   
430-227 2 DeKalb TX   903C ONVOY, LLC - TX 554   2020-08-28   
430-227 3 DeKalb TX   903C ONVOY, LLC - TX 554   2020-08-28   
430-227 4 DeKalb TX   903C ONVOY, LLC - TX 554   2021-06-05   
430-227 5 DeKalb TX   624H ONVOY SPECTRUM, LLC 554   2021-12-04   
430-227 6 DeKalb TX   624H ONVOY SPECTRUM, LLC 554   2021-06-28   
430-227 7 DeKalb TX   903C ONVOY, LLC - TX 554   2020-12-13   
430-227 8 DeKalb TX   903C ONVOY, LLC - TX 554   2020-12-13   
430-227 9 DeKalb TX   1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 554   2015-09-07   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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