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: 612

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-612 A Medina Lake EMS TX MDLKTXMLRS0  9533 SOUTHWESTERN BELL 566      
830-612 0 Medina Lake EMS TX SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2015-07-25   
830-612 2 Medina Lake EMS TX MDLKTXMLRS0  9533 SOUTHWESTERN BELL 566      
830-612 3 Medina Lake EMS TX MDLKTXMLRS0  9533 SOUTHWESTERN BELL 566      
830-612 5 Medina Lake EMS TX SNANTX91XMY  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 566   2003-04-07   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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