Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 430 [Rate centres in NPA 430] [Dial plan for NPA 430]

NXX: 270

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-270 A Whitesboro TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
430-270 0 Whitesboro TX   903C ONVOY, LLC - TX 552   2021-02-03   
430-270 1 Whitesboro TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2020-06-12   
430-270 3 Whitesboro TX   903C ONVOY, LLC - TX 552   2021-02-03   
430-270 4 Whitesboro TX   624H ONVOY SPECTRUM, LLC 552   2024-01-04   
430-270 5 Whitesboro TX   516J TON80 COMMUNICATIONS, LLC 552   2021-11-06   
430-270 6 Whitesboro TX   7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2022-03-03   
430-270 9 Whitesboro TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2022-02-28   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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