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: 910

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-910 A Van Alstyne TX SHMNTXXASMD  903C ONVOY, LLC - TX 552      
430-910 0 Van Alstyne TX   903C ONVOY, LLC - TX 552   2021-02-19   
430-910 1 Van Alstyne TX   903C ONVOY, LLC - TX 552   2021-02-19   
430-910 2 Van Alstyne TX   624H ONVOY SPECTRUM, LLC 552   2024-01-04   
430-910 6 Van Alstyne TX   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2024-10-14   
430-910 8 Van Alstyne TX   004F BANDWIDTH.COM CLEC, LLC - TX 552   2025-12-06   
430-910 9 Van Alstyne TX   903C ONVOY, LLC - TX 552   2021-02-18   

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

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