Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 430 [Rate centres in NPA 430] [Dial plan for NPA 430]

NXX: 267

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-267 A Longview TX LGVWTXPLXZX  073H TELNYX LLC 554      
430-267 0 Longview TX   903C ONVOY, LLC - TX 554   2024-07-08   
430-267 1 Longview TX   073H TELNYX LLC 554   2020-01-23   
430-267 2 Longview TX   903C ONVOY, LLC - TX 554   2022-03-12   
430-267 3 Longview TX   903C ONVOY, LLC - TX 554   2023-01-15   
430-267 4 Longview TX   903C ONVOY, LLC - TX 554   2023-01-15   
430-267 5 Longview TX   903C ONVOY, LLC - TX 554   2024-11-07   
430-267 6 Longview TX   004F BANDWIDTH.COM CLEC, LLC - TX 554   2022-10-28   
430-267 7 Longview TX   004F BANDWIDTH.COM CLEC, LLC - TX 554   2022-10-28   
430-267 8 Longview TX   004F BANDWIDTH.COM CLEC, LLC - TX 554   2022-10-28   
430-267 9 Longview TX   004F BANDWIDTH.COM CLEC, LLC - TX 554   2022-10-28   

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

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