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: 430

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-430 A Quinlan TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2024-06-08   
430-430 0 Quinlan TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2024-06-08   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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