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

NXX: 509

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
225-509 A White Castle LA BTRGLAGWXCY  653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 492      
225-509 0 White Castle LA BTRGLAGWFMD  749E ONVOY, LLC - LA 492   2023-09-23   
225-509 1 White Castle LA   515J IP HORIZON LLC 492   2024-04-20   
225-509 2 White Castle LA BTRGLA12XNZ  490J DISH WIRELESS, LLC 492   2023-11-23   
225-509 5 White Castle LA BTRGLAGWFMD  749E ONVOY, LLC - LA 492   2023-02-16   
225-509 6 White Castle LA BTRGLAGWXCY  653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 492   2023-02-15   
225-509 9 White Castle LA BTRGLA19DMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 492   2024-08-18   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.