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
650-482 9 Redwood City CA 9740 PACIFIC BELL 722      
650-542 A Redwood City CA 9740 PACIFIC BELL 722      
650-542 4 Redwood City CA 9740 PACIFIC BELL 722      
650-542 5 Redwood City CA 9740 PACIFIC BELL 722      
650-556 A Redwood City CA 9740 PACIFIC BELL 722      
650-556 0 Redwood City CA 9740 PACIFIC BELL 722      
650-556 1 Redwood City CA 9740 PACIFIC BELL 722      
650-556 2 Redwood City CA 9740 PACIFIC BELL 722      
650-556 7 Redwood City CA 9740 PACIFIC BELL 722      
650-556 8 Redwood City CA 9740 PACIFIC BELL 722      
650-556 9 Redwood City CA 9740 PACIFIC BELL 722      
650-562 A Redwood City CA 9740 PACIFIC BELL 722      
650-562 0 Redwood City CA 9740 PACIFIC BELL 722      
650-562 1 Redwood City CA 9740 PACIFIC BELL 722      
650-562 2 Redwood City CA 9740 PACIFIC BELL 722      
650-562 3 Redwood City CA 9740 PACIFIC BELL 722      
650-562 4 Redwood City CA 9740 PACIFIC BELL 722      
650-562 9 Redwood City CA 9740 PACIFIC BELL 722      
650-568 A Redwood City CA 9740 PACIFIC BELL 722      
650-569 A Redwood City CA 9740 PACIFIC BELL 722      
650-569 2 Redwood City CA 9740 PACIFIC BELL 722      
650-569 3 Redwood City CA 9740 PACIFIC BELL 722      
650-569 4 Redwood City CA 9740 PACIFIC BELL 722      
650-569 5 Redwood City CA 9740 PACIFIC BELL 722      
650-569 6 Redwood City CA 9740 PACIFIC BELL 722      
650-569 7 Redwood City CA 9740 PACIFIC BELL 722      
650-569 8 Redwood City CA 9740 PACIFIC BELL 722      
650-569 9 Redwood City CA 9740 PACIFIC BELL 722      
650-599 A Redwood City CA 9740 PACIFIC BELL 722      
650-701 A Redwood City CA 9740 PACIFIC BELL 722      
650-701 0 Redwood City CA 9740 PACIFIC BELL 722      
650-701 1 Redwood City CA 9740 PACIFIC BELL 722      
650-701 2 Redwood City CA 9740 PACIFIC BELL 722      
650-701 8 Redwood City CA 9740 PACIFIC BELL 722      
650-780 A Redwood City CA 9740 PACIFIC BELL 722      
650-780 0 Redwood City CA 9740 PACIFIC BELL 722      
650-780 1 Redwood City CA 9740 PACIFIC BELL 722      
650-780 2 Redwood City CA 9740 PACIFIC BELL 722      
650-780 4 Redwood City CA 9740 PACIFIC BELL 722      
650-780 5 Redwood City CA 9740 PACIFIC BELL 722      
650-780 7 Redwood City CA 9740 PACIFIC BELL 722      
650-780 8 Redwood City CA 9740 PACIFIC BELL 722      
650-780 9 Redwood City CA 9740 PACIFIC BELL 722      
650-786 A Redwood City CA 9740 PACIFIC BELL 722      
650-817 A Redwood City CA 9740 PACIFIC BELL 722      
650-817 0 Redwood City CA 9740 PACIFIC BELL 722      
650-817 1 Redwood City CA 9740 PACIFIC BELL 722      
650-817 2 Redwood City CA 9740 PACIFIC BELL 722      
650-817 3 Redwood City CA 9740 PACIFIC BELL 722      
650-817 4 Redwood City CA 9740 PACIFIC BELL 722      

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

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