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: 789

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-789 A Uncertain TX LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
430-789 0 Uncertain TX   073H TELNYX LLC 554   2021-04-09   
430-789 1 Uncertain TX   793K TWC IP ENABLED SERVICES, LLC 554   2025-05-11   
430-789 3 Uncertain TX   624H ONVOY SPECTRUM, LLC 554   2021-06-28   
430-789 4 Uncertain TX   903C ONVOY, LLC - TX 554   2021-03-19   
430-789 5 Uncertain TX   624H ONVOY SPECTRUM, LLC 554   2021-12-04   
430-789 6 Uncertain TX   624H ONVOY SPECTRUM, LLC 554   2021-12-04   
430-789 7 Uncertain TX   903C ONVOY, LLC - TX 554   2018-12-18   
430-789 9 Uncertain TX   965H FRACTEL, LLC 554   2021-05-14   

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

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