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: 880

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
279-880 A Sacramento: Main DA CA   193E 8X8, INC. 726   2026-07-13   
279-880 1 Sacramento: Main DA CA   193E 8X8, INC. 726   2026-07-13   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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