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: SCRMCA0112Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
707-316 2 Dixon CA 506J TWILIO INTERNATIONAL, INC. 726   2021-04-12   
916-302 5 Pleasant Grove CA 506J TWILIO INTERNATIONAL, INC. 726   2021-04-12   
916-623 3 Isleton CA 506J TWILIO INTERNATIONAL, INC. 726   2021-05-13   
916-744 0 Courtland CA 506J TWILIO INTERNATIONAL, INC. 726   2021-04-09   
916-907 0 Fair Oaks (Sacramento) CA 506J TWILIO INTERNATIONAL, INC. 726   2021-04-12   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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