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.
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Switch: SLNSCA14RS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
831-663 A Salinas CA 9740 PACIFIC BELL 736      
831-663 0 Salinas CA 9740 PACIFIC BELL 736      
831-663 1 Salinas CA 9740 PACIFIC BELL 736      
831-663 2 Salinas CA 9740 PACIFIC BELL 736      
831-663 3 Salinas CA 9740 PACIFIC BELL 736      
831-663 4 Salinas CA 9740 PACIFIC BELL 736      
831-663 5 Salinas CA 9740 PACIFIC BELL 736      
831-663 6 Salinas CA 9740 PACIFIC BELL 736      
831-663 8 Salinas CA 9740 PACIFIC BELL 736      
831-663 9 Salinas CA 9740 PACIFIC BELL 736      

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

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