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: 451

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-451 A Ingram TX SNANTXCA94Z  490J BOOST SUBSCRIBERCO L.L.C. 566   2024-03-09   
830-451 0 Ingram TX SNANTXCA94Z  490J BOOST SUBSCRIBERCO L.L.C. 566   2024-03-09   
830-451 6 Ingram TX SNANTXCA41Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 566   2024-03-10   

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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