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: 438

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
279-438 A Sacramento: Main DA CA   114J EXIANT COMMUNICATIONS LLC 726   2026-05-21   
279-438 0 Sacramento: Main DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2026-09-10   
279-438 1 Sacramento: Main DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2026-07-04   
279-438 2 Sacramento: Main DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2026-07-04   
279-438 3 Sacramento: Main DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2026-08-10   
279-438 4 Sacramento: Main DA CA   114J EXIANT COMMUNICATIONS LLC 726   2026-05-21   
279-438 5 Sacramento: Main DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2026-08-24   
279-438 6 Sacramento: Main DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2026-09-10   
279-438 7 Sacramento: Main DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2026-10-16   
279-438 8 Sacramento: Main DA CA   981E BANDWIDTH.COM CLEC, LLC - CA 726   2026-07-13   
279-438 9 Sacramento: Main DA CA   649C ONVOY, LLC - CA 726   2026-07-24   

Last updated: Sat, 04 Jul 2026 13:07:56 UTC

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