Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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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
650-776 A Palo Alto CA BRSBCABECM0  6664 SPRINT SPECTRUM L.P. 722      
650-776 0 Palo Alto CA   6664 SPRINT SPECTRUM L.P. 722   2008-01-16   
650-776 1 Palo Alto CA   6664 SPRINT SPECTRUM L.P. 722      
650-776 2 Palo Alto CA   6664 SPRINT SPECTRUM L.P. 722      
650-776 3 Palo Alto CA   6664 SPRINT SPECTRUM L.P. 722      
650-776 4 Palo Alto CA   6664 SPRINT SPECTRUM L.P. 722      
650-776 5 Palo Alto CA   6664 SPRINT SPECTRUM L.P. 722      
650-776 6 Palo Alto CA   6664 SPRINT SPECTRUM L.P. 722      
650-776 7 Palo Alto CA   6664 SPRINT SPECTRUM L.P. 722      
650-776 8 Palo Alto CA   6664 SPRINT SPECTRUM L.P. 722      
650-776 9 Palo Alto CA   6664 SPRINT SPECTRUM L.P. 722      

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

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