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: 375

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
225-375 A Rougon LA BTRGLAGWFMD  749E ONVOY, LLC - LA 492      
225-375 0 Rougon LA   515J IP HORIZON LLC 492   2024-04-20   
225-375 1 Rougon LA BTRGLAGWXPZ  624H ONVOY SPECTRUM, LLC 492   2024-09-28   
225-375 2 Rougon LA BTRGLAGWFMD  749E ONVOY, LLC - LA 492   2023-10-28   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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