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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: SNJSCA14DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
408-264 A San Jose: South DA CA 9740 PACIFIC BELL 722      
408-265 A San Jose: South DA CA 9740 PACIFIC BELL 722      
408-266 A San Jose: South DA CA 9740 PACIFIC BELL 722      
408-267 A San Jose: South DA CA 9740 PACIFIC BELL 722      
408-269 A San Jose: South DA CA 9740 PACIFIC BELL 722      
408-369 A Campbell CA 9740 PACIFIC BELL 722      
408-371 A Campbell CA 9740 PACIFIC BELL 722      
408-377 A Campbell CA 9740 PACIFIC BELL 722      
408-445 A San Jose: South DA CA 9740 PACIFIC BELL 722      
408-448 A San Jose: South DA CA 9740 PACIFIC BELL 722      
408-558 A Campbell CA 9740 PACIFIC BELL 722      
408-559 A Campbell CA 9740 PACIFIC BELL 722      
408-626 A Campbell CA 9740 PACIFIC BELL 722      
408-630 A San Jose: South DA CA 9740 PACIFIC BELL 722      
408-630 2 San Jose: South DA CA 9740 PACIFIC BELL 722   2011-12-12   
408-630 3 San Jose: South DA CA 9740 PACIFIC BELL 722   2011-12-12   
408-630 4 San Jose: South DA CA 9740 PACIFIC BELL 722   2011-12-12   
408-723 A San Jose: South DA CA 9740 PACIFIC BELL 722      
408-879 A Campbell CA 9740 PACIFIC BELL 722      
408-978 A San Jose: South DA CA 9740 PACIFIC BELL 722      
408-979 A San Jose: South DA CA 9740 PACIFIC BELL 722      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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