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.

OCN: 808C INTRADO COMMUNICATIONS, LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
442-491 2 Palm Springs CA   973   2026-09-12   
442-491 3 Palm Springs CA   973   2026-09-12   
442-491 4 Palm Springs CA   973   2026-09-12   
559-873 A Visalia CA   728   2026-11-09   
559-873 3 Visalia CA   728   2026-11-09   
559-971 A Clovis CA   728   2026-11-09   
559-971 1 Clovis CA   728   2026-11-09   
760-424 0 Palm Springs CA   973   2026-08-30   
760-699 A Palm Springs CA PLSPCAXGX0Y  973      
760-699 0 Palm Springs CA PLSPCAXGX0Y  973   2003-04-28   

Last updated: Sun, 01 Nov 2026 02:11:49 UTC

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