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: 854

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-854 A Crystal City TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
830-854 0 Crystal City TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
830-854 1 Crystal City TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
830-854 2 Crystal City TX   516C AT&T CORP. 566   2011-03-25   
830-854 3 Crystal City TX   903C ONVOY, LLC - TX 566   2016-03-21   
830-854 4 Crystal City TX   903C ONVOY, LLC - TX 566   2016-03-21   
830-854 5 Crystal City TX   5562 METROPCS, INC. 566   2016-06-10   
830-854 6 Crystal City TX   516J TON80 COMMUNICATIONS, LLC 566   2021-11-02   
830-854 7 Crystal City TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      

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

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