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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-507 A Palo Alto CA   6529 T-MOBILE USA, INC. 722   2019-12-22   
650-507 0 Palo Alto CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2019-12-27   
650-507 3 Palo Alto CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2019-12-30   
650-507 8 Palo Alto CA   6664 SPRINT SPECTRUM L.P. 722   2020-01-02   
650-507 9 Palo Alto CA   6529 T-MOBILE USA, INC. 722   2019-12-22   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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