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: 277

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-277 A Denison TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552      
430-277 2 Denison TX DLLSTX97X9X  516J TON80 COMMUNICATIONS LLC 552   2021-10-01   
430-277 3 Denison TX DLLRTXVM0MD  506J TWILIO INTERNATIONAL INC 552   2020-10-12   
430-277 5 Denison TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-11-21   
430-277 6 Denison TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-11-21   
430-277 7 Denison TX DLLSTX97X6X  145J TERRA NOVA TELECOM INC. 552   2020-11-06   
430-277 8 Denison TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-11-21   
430-277 9 Denison TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2021-12-31   

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

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