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: 270

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-270 A Poth TX SNANTXCADS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 566      
830-270 0 Poth TX   145J TERRA NOVA TELECOM INC. 566   2024-02-13   
830-270 1 Poth TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 566      
830-270 2 Poth TX   073H TELNYX LLC 566   2019-09-27   
830-270 6 Poth TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 566   2024-04-08   
830-270 7 Poth TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2022-05-06   
830-270 8 Poth TX   624H ONVOY SPECTRUM, LLC 566   2021-12-04   
830-270 9 Poth TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 566      

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

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