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: 499

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
279-499 A Sacramento: North DA CA SCRMCA0104Z  965H FRACTEL, LLC 726      
279-499 0 Sacramento: North DA CA   649C ONVOY, LLC - CA 726   2021-12-30   
279-499 1 Sacramento: North DA CA   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 726   2021-12-01   
279-499 2 Sacramento: North DA CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2021-09-18   
279-499 3 Sacramento: North DA CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 726   2021-09-10   
279-499 4 Sacramento: North DA CA   649C ONVOY, LLC - CA 726   2021-10-02   
279-499 5 Sacramento: North DA CA   649C ONVOY, LLC - CA 726   2021-10-02   
279-499 6 Sacramento: North DA CA   649C ONVOY, LLC - CA 726   2021-10-02   
279-499 7 Sacramento: North DA CA   649C ONVOY, LLC - CA 726   2021-10-02   
279-499 8 Sacramento: North DA CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726   2021-11-21   
279-499 9 Sacramento: North DA CA   965H FRACTEL, LLC 726   2021-09-06   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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