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: 602

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-602 A Crystal City TX SNANTXDIRMD  903C ONVOY, LLC - TX 566      
830-602 0 Crystal City TX SNANTXDIRMD  903C ONVOY, LLC - TX 566      
830-602 1 Crystal City TX SNANTXDIRMD  903C ONVOY, LLC - TX 566      

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

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