Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 434 [Rate centres in NPA 434] [Dial plan for NPA 434]

NXX: 357

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
434-357 A Lynchburg VA LYBGVA330MD  475J CALLWORKS CORPORATION 250      
434-357 0 Lynchburg VA LYBGVACHXRX  515J IP HORIZON LLC 250   2024-02-05   
434-357 1 Lynchburg VA LYBGVA330MD  475J CALLWORKS CORPORATION 250   2023-11-30   
434-357 6 Lynchburg VA   4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 250   2025-09-08   
434-357 7 Lynchburg VA LYBGVA5522Z  490J DISH WIRELESS, LLC 250   2025-05-28   
434-357 8 Lynchburg VA LYBGVACHX0X  138E ONVOY, LLC - VA 250   2024-02-22   
434-357 9 Lynchburg VA LYBGVACHX0X  138E ONVOY, LLC - VA 250   2024-02-22   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.