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: 258

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-258 A Marshall TX LGVWTXBA45Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 554      
430-258 0 Marshall TX   515J IP HORIZON LLC 554   2021-03-18   
430-258 1 Marshall TX   903C ONVOY, LLC - TX 554   2021-03-19   
430-258 2 Marshall TX   903C ONVOY, LLC - TX 554   2020-01-27   
430-258 3 Marshall TX   903C ONVOY, LLC - TX 554   2020-01-27   
430-258 4 Marshall TX   903C ONVOY, LLC - TX 554   2020-01-27   
430-258 5 Marshall TX   903C ONVOY, LLC - TX 554   2020-08-28   
430-258 6 Marshall TX   903C ONVOY, LLC - TX 554   2020-08-28   
430-258 7 Marshall TX   903C ONVOY, LLC - TX 554   2021-03-19   
430-258 8 Marshall TX   6529 T-MOBILE USA, INC. 554   2022-03-17   
430-258 9 Marshall TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 554   2019-09-09   

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

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