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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
408-210 A San Jose: West DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-230 A Sunnyvale CA 6664 SPRINT SPECTRUM L.P. 722      
408-373 A Sunnyvale CA 6664 SPRINT SPECTRUM L.P. 722      
408-375 A Campbell CA 6664 SPRINT SPECTRUM L.P. 722      
408-390 A San Jose: West DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-393 A Sunnyvale CA 6664 SPRINT SPECTRUM L.P. 722      
408-394 A Sunnyvale CA 6664 SPRINT SPECTRUM L.P. 722      
408-396 A San Jose: West DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-401 A San Jose: West DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-420 A Sunnyvale CA 6664 SPRINT SPECTRUM L.P. 722      
408-422 A San Martin CA 6664 SPRINT SPECTRUM L.P. 722      
408-426 A Campbell CA 6664 SPRINT SPECTRUM L.P. 722      
408-460 A Campbell CA 6664 SPRINT SPECTRUM L.P. 722      
408-461 A San Martin CA 6664 SPRINT SPECTRUM L.P. 722      
408-466 A Campbell CA 6664 SPRINT SPECTRUM L.P. 722      
408-569 A San Jose: West DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-590 A San Jose: West DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-591 A San Jose: West DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-592 A San Jose: North DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-593 A Sunnyvale CA 6664 SPRINT SPECTRUM L.P. 722      
408-594 A Sunnyvale CA 6664 SPRINT SPECTRUM L.P. 722      
408-595 A San Jose: West DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-638 A San Jose: West DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-639 A San Jose: West DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-640 A San Jose: West DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-665 A Gilroy CA 6664 SPRINT SPECTRUM L.P. 722      
408-685 A Sunnyvale CA 6664 SPRINT SPECTRUM L.P. 722      
408-687 A San Jose: North DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-690 A San Jose: West DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-757 A Sunnyvale CA 6664 SPRINT SPECTRUM L.P. 722      
408-767 A Gilroy CA 6664 SPRINT SPECTRUM L.P. 722      
408-771 A San Jose: West DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-829 A San Jose: West DA CA 6664 SPRINT SPECTRUM L.P. 722      
408-835 A Sunnyvale CA 6664 SPRINT SPECTRUM L.P. 722      
408-836 A Sunnyvale CA 6664 SPRINT SPECTRUM L.P. 722      
408-898 A Saratoga CA 6664 SPRINT SPECTRUM L.P. 722      
408-910 A Sunnyvale CA 6664 SPRINT SPECTRUM L.P. 722      
415-225 A San Francisco: Central DA CA 6664 SPRINT SPECTRUM L.P. 722      
415-235 A San Francisco: Central DA CA 6664 SPRINT SPECTRUM L.P. 722      
415-286 A San Francisco: Montrose-Evergreen DA CA 6664 SPRINT SPECTRUM L.P. 722      
415-304 A San Francisco: Central DA CA 6664 SPRINT SPECTRUM L.P. 722      
415-305 A San Francisco: Central DA CA 6664 SPRINT SPECTRUM L.P. 722      
415-312 A San Francisco: Central DA CA 6664 SPRINT SPECTRUM L.P. 722      
415-336 A San Francisco: Central DA CA 6664 SPRINT SPECTRUM L.P. 722      
415-377 A San Francisco: Central DA CA 6664 SPRINT SPECTRUM L.P. 722      
415-378 A San Francisco: Central DA CA 6664 SPRINT SPECTRUM L.P. 722      
415-426 A San Francisco: Central DA CA 6664 SPRINT SPECTRUM L.P. 722      
415-505 A San Francisco: Central DA CA 6664 SPRINT SPECTRUM L.P. 722      
415-559 A San Francisco: Central DA CA 6664 SPRINT SPECTRUM L.P. 722      
415-572 A San Francisco: Central DA CA 6664 SPRINT SPECTRUM L.P. 722      

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Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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