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: LSANCA03GMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
213-463 A Los Angeles: DA 01 CA 624H ONVOY SPECTRUM, LLC 730      
213-775 A Los Angeles: DA 01 CA 624H ONVOY SPECTRUM, LLC 730   2021-03-31   
213-776 A Los Angeles: DA 01 CA 624H ONVOY SPECTRUM, LLC 730      
213-778 A Los Angeles: DA 01 CA 624H ONVOY SPECTRUM, LLC 730   2022-01-15   
213-980 A Los Angeles: DA 04 CA 624H ONVOY SPECTRUM, LLC 730   2021-04-07   
424-524 A Malibu CA 624H ONVOY SPECTRUM, LLC 730   2021-03-31   
562-563 A Long Beach CA 624H ONVOY SPECTRUM, LLC 730   2021-04-07   
661-660 A Santa Clarita: Saugus Canyon Country DA CA 624H ONVOY SPECTRUM, LLC 730   2021-04-07   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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