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.
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NPA: 430 [Rate centres in NPA 430] [Dial plan for NPA 430]

NXX: 393

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-393 A Owentown TX LGVWTXBA47Z  5562 METROPCS, INC. 554   2026-08-08   
430-393 3 Owentown TX   145J TERRA NOVA TELECOM INC. 554   2026-08-10   
430-393 9 Owentown TX LGVWTXBA47Z  5562 METROPCS, INC. 554   2026-08-08   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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