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: NVCYCA11RPA

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
530-265 A Nevada City CA 9740 PACIFIC BELL 726      
530-470 A Nevada City CA 9740 PACIFIC BELL 726      
530-470 0 Nevada City CA 9740 PACIFIC BELL 726      
530-470 1 Nevada City CA 9740 PACIFIC BELL 726      
530-470 2 Nevada City CA 9740 PACIFIC BELL 726      
530-470 5 Nevada City CA 9740 PACIFIC BELL 726      
530-470 7 Nevada City CA 9740 PACIFIC BELL 726      
530-470 8 Nevada City CA 9740 PACIFIC BELL 726      
530-470 9 Nevada City CA 9740 PACIFIC BELL 726      
530-478 A Nevada City CA 9740 PACIFIC BELL 726      
530-478 0 Nevada City CA 9740 PACIFIC BELL 726      
530-478 1 Nevada City CA 9740 PACIFIC BELL 726      
530-478 3 Nevada City CA 9740 PACIFIC BELL 726      
530-478 4 Nevada City CA 9740 PACIFIC BELL 726      
530-478 5 Nevada City CA 9740 PACIFIC BELL 726      
530-478 6 Nevada City CA 9740 PACIFIC BELL 726      
530-478 7 Nevada City CA 9740 PACIFIC BELL 726      
530-478 8 Nevada City CA 9740 PACIFIC BELL 726      
530-478 9 Nevada City CA 9740 PACIFIC BELL 726      

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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