Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 279 [Rate centres in NPA 279] [Dial plan for NPA 279]

NXX: 266

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
279-266 A Sacramento: Main DA CA SCRMCA0135Z  598J FIVE9, INC. 726   2024-11-03   
279-266 0 Sacramento: Main DA CA SCRMCA0135Z  598J FIVE9, INC. 726   2024-11-03   
279-266 1 Sacramento: Main DA CA SCRMCA0119Z  490J DISH WIRELESS, LLC 726   2024-11-04   
279-266 2 Sacramento: Main DA CA   490J DISH WIRELESS, LLC 726   2025-12-04   
279-266 3 Sacramento: Main DA CA   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 726   2025-08-21   
279-266 4 Sacramento: Main DA CA   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 726   2025-08-21   
279-266 5 Sacramento: Main DA CA   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 726   2025-08-21   
279-266 6 Sacramento: Main DA CA   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 726   2025-07-07   
279-266 7 Sacramento: Main DA CA SCRMCA0119Z  490J DISH WIRELESS, LLC 726   2025-11-13   
279-266 9 Sacramento: Main DA CA SCRMCA0119Z  490J DISH WIRELESS, LLC 726   2025-02-26   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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