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: 225 [Rate centres in NPA 225] [Dial plan for NPA 225]

NXX: 393

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
225-393 A Tunica LA BTRGLAGWXVZ  515J IP HORIZON LLC 492   2024-05-19   
225-393 1 Tunica LA   515J IP HORIZON LLC 492   2024-05-19   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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