Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 650 [Rate centres in NPA 650] [Dial plan for NPA 650]

NXX: 334

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-334 A Palo Alto CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-334 0 Palo Alto CA   649C ONVOY, LLC - CA 722   2016-04-15   
650-334 1 Palo Alto CA   649C ONVOY, LLC - CA 722   2016-04-15   
650-334 2 Palo Alto CA   649C ONVOY, LLC - CA 722   2016-04-24   
650-334 3 Palo Alto CA   649C ONVOY, LLC - CA 722   2016-04-24   
650-334 4 Palo Alto CA   649C ONVOY, LLC - CA 722   2016-04-24   
650-334 5 Palo Alto CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-05-03   
650-334 6 Palo Alto CA   6529 T-MOBILE USA, INC. 722   2016-04-07   
650-334 7 Palo Alto CA   6529 T-MOBILE USA, INC. 722   2016-04-07   
650-334 8 Palo Alto CA   6529 T-MOBILE USA, INC. 722   2016-04-07   
650-334 9 Palo Alto CA   6529 T-MOBILE USA, INC. 722   2016-03-07   

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

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