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: 573

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-573 A Brackettville TX SNANTXDIRMD  903C ONVOY, LLC - TX 566      
830-573 0 Brackettville TX SNANTXDIRMD  903C ONVOY, LLC - TX 566      
830-573 1 Brackettville TX SNANTXDIRMD  903C ONVOY, LLC - TX 566      
830-573 3 Brackettville TX   793K TWC IP ENABLED SERVICES, LLC 566   2024-10-06   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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