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.

OCN: 2319 FRONTIER CALIFORNIA INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
408-782 5 Morgan Hill CA   722      
408-782 6 Morgan Hill CA   722      
408-782 7 Morgan Hill CA   722      
408-782 8 Morgan Hill CA   722      
408-782 9 Morgan Hill CA   722      
415-209 A Novato CA NOVTCAXFDS0  722      
415-209 0 Novato CA   722      
415-209 1 Novato CA   722      
415-209 2 Novato CA   722      
415-209 6 Novato CA   722      
415-209 7 Novato CA   722      
415-209 9 Novato CA   722      
415-892 A Novato CA NOVTCAXFDS0  722      
415-893 A Novato CA NOVTCAXFDS0  722      
415-897 A Novato CA NOVTCAXFDS0  722      
415-898 A Novato CA NOVTCAXFDS0  722      
415-899 A Novato CA NOVTCAXFDS0  722      
424-238 A Santa Monica: Santa Monica DA CA SNMNCAXPPSA  730   2008-01-14   
424-238 9 Santa Monica: Santa Monica DA CA   730   2008-01-14   
559-305 7 Reedley CA   728   2007-08-20   
559-332 A Squaw Valley CA SVYFCAXFRS5  728      
559-332 1 Squaw Valley CA   728      
559-332 2 Squaw Valley CA   728      
559-335 A Grant Grove CA GGVGCAXFRS2  728      
559-335 2 Grant Grove CA   728      
559-336 A Miramonte-Pinehurst CA MRMNCAXFRS4  728      
559-336 2 Miramonte-Pinehurst CA   728      
559-336 9 Miramonte-Pinehurst CA   728      
559-337 A Badger CA BDGRCAXFRS1  728      
559-337 0 Badger CA   728      
559-337 2 Badger CA   728      
559-338 A Dunlap CA DNLPCAXFRS3  728      
559-338 0 Dunlap CA   728      
559-338 2 Dunlap CA   728      
559-338 3 Dunlap CA   728      
559-562 A Lindsay CA LNDSCAXF56K  728      
559-568 A Lindsay CA STMRCAXFRS1  728      
559-568 0 Lindsay CA   728      
559-568 1 Lindsay CA   728      
559-568 2 Lindsay CA   728      
559-568 3 Lindsay CA   728      
559-637 A Reedley CA RDLYCAXF63K  728      
559-638 A Reedley CA RDLYCAXF63K  728      
559-643 A Reedley CA RDLYCAXF63K  728      
559-643 0 Reedley CA   728      
559-643 8 Reedley CA   728      
559-834 A Fowler CA FWLRCAXF83K  728      
559-834 0 Fowler CA   728      
559-834 1 Fowler CA   728      
559-834 2 Fowler CA   728      

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Last updated: Sat, 27 Jul 2019 10:59:49 UTC

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