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: 430

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-430 A Fredericksburg TX FRBGTXXATMD  506J TWILIO INTERNATIONAL, INC. 566   2025-01-11   
830-430 0 Fredericksburg TX   903C ONVOY, LLC - TX 566   2025-02-02   
830-430 2 Fredericksburg TX   903C ONVOY, LLC - TX 566   2023-10-29   
830-430 4 Fredericksburg TX   506J TWILIO INTERNATIONAL, INC. 566   2025-01-12   
830-430 7 Fredericksburg TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 566   2024-11-22   
830-430 8 Fredericksburg TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 566   2024-03-14   
830-430 9 Fredericksburg TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2024-09-20   

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

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