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: SNDGCA0243Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
619-488 6 San Diego: San Diego DA CA 156J RCLEC, INC. 732   2015-07-06   
619-642 2 San Diego: San Diego DA CA 156J RCLEC, INC. 732   2015-12-29   
619-782 7 San Diego: San Diego DA CA 156J RCLEC, INC. 732   2017-02-27   
619-930 A San Diego: San Diego DA CA 156J RCLEC, INC. 732      
619-930 9 San Diego: San Diego DA CA 156J RCLEC, INC. 732   2013-07-15   

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

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