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: SNCZCA11DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
831-462 A Santa Cruz CA 9740 PACIFIC BELL 722      
831-464 A Santa Cruz CA 9740 PACIFIC BELL 722      
831-465 A Santa Cruz CA 9740 PACIFIC BELL 722      
831-465 0 Santa Cruz CA 9740 PACIFIC BELL 722      
831-465 1 Santa Cruz CA 9740 PACIFIC BELL 722      
831-465 2 Santa Cruz CA 9740 PACIFIC BELL 722      
831-465 3 Santa Cruz CA 9740 PACIFIC BELL 722      
831-465 6 Santa Cruz CA 9740 PACIFIC BELL 722      
831-465 7 Santa Cruz CA 9740 PACIFIC BELL 722      
831-465 8 Santa Cruz CA 9740 PACIFIC BELL 722      
831-465 9 Santa Cruz CA 9740 PACIFIC BELL 722      
831-475 A Santa Cruz CA 9740 PACIFIC BELL 722      
831-476 A Santa Cruz CA 9740 PACIFIC BELL 722      
831-477 A Santa Cruz CA 9740 PACIFIC BELL 722      
831-477 0 Santa Cruz CA 9740 PACIFIC BELL 722      
831-477 1 Santa Cruz CA 9740 PACIFIC BELL 722      
831-477 2 Santa Cruz CA 9740 PACIFIC BELL 722      
831-477 3 Santa Cruz CA 9740 PACIFIC BELL 722      
831-477 4 Santa Cruz CA 9740 PACIFIC BELL 722      
831-477 5 Santa Cruz CA 9740 PACIFIC BELL 722      
831-477 7 Santa Cruz CA 9740 PACIFIC BELL 722      
831-477 8 Santa Cruz CA 9740 PACIFIC BELL 722      
831-477 9 Santa Cruz CA 9740 PACIFIC BELL 722      
831-479 A Santa Cruz CA 9740 PACIFIC BELL 722      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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