Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 830 [Rate centres in NPA 830] [Dial plan for NPA 830]

NXX: 838

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-838 A Round Mountain TX FRBGTXXARMD  624H ONVOY SPECTRUM, LLC 566   2024-04-22   
830-838 0 Round Mountain TX FRBGTXXARMD  624H ONVOY SPECTRUM, LLC 566   2024-04-22   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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