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: BKLYCA01DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
510-356 A Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-356 1 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-356 9 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-495 A Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-495 2 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-495 3 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-495 8 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-642 A Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-643 A Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-647 A Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-647 0 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-647 1 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-647 2 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-647 3 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-647 4 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-647 5 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-649 A Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-664 A Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-665 A Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-665 0 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-665 1 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-665 2 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-665 3 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-665 4 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-665 5 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-665 6 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-665 7 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-665 8 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-666 A Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-666 0 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-666 1 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-666 2 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-666 3 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-666 8 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-666 9 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-704 A Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-704 0 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-704 1 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-704 2 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-704 4 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-704 5 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-704 6 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-704 7 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-704 8 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-704 9 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-705 A Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-705 4 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-705 5 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-705 6 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-705 7 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-705 8 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-705 9 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-845 A Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-848 A Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-981 A Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-981 0 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-981 1 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-981 2 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-981 3 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-981 4 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-981 5 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-981 6 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-981 7 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      
510-981 8 Oakland: Berkeley DA CA 9740 PACIFIC BELL 722      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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