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: 437

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-437 A Tyler TX LGVWTXPLXBY  506J TWILIO INTERNATIONAL, INC. 554      
430-437 0 Tyler TX LGVWTXBA47Z  6529 T-MOBILE USA, INC. 554   2022-03-25   
430-437 1 Tyler TX LGVWTXBA47Z  6529 T-MOBILE USA, INC. 554   2022-03-25   
430-437 2 Tyler TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554   2022-04-06   
430-437 3 Tyler TX LGVWTXPLX7Y  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 554   2022-04-06   
430-437 4 Tyler TX LGVWTXBA40Z  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 554   2022-10-29   
430-437 5 Tyler TX LGVWTXBA40Z  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 554   2023-09-30   
430-437 6 Tyler TX LGVWTXBA45Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 554   2023-06-04   
430-437 7 Tyler TX LGVWTXBA45Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 554   2023-06-04   
430-437 8 Tyler TX LGVWTXPLXBY  506J TWILIO INTERNATIONAL, INC. 554   2022-03-24   
430-437 9 Tyler TX LGVWTXBA47Z  6529 T-MOBILE USA, INC. 554   2022-03-25   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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