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.

Switch: OCSDCA112MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
760-986 A Julian CA 7421 AT&T - LOCAL 732      
760-986 9 Julian CA 7421 AT&T - LOCAL 732   2004-01-22   

Last updated: Tue, 15 Jul 2025 18:46:49 UTC

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