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: OKLDCA12DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
510-382 A Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-383 A Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-383 1 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-383 2 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-383 3 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-383 4 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-383 5 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-383 8 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-383 9 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-553 A Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-563 A Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-563 1 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-563 2 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-563 3 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-563 4 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-563 5 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-563 6 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-563 8 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-577 A Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-613 A Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-613 0 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-613 1 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-613 2 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-613 6 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-613 7 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-613 8 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-613 9 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-615 A Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-777 A Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-777 0 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-777 1 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-777 2 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-777 3 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-777 4 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-777 5 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-777 7 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-777 8 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      
510-777 9 Oakland: Trinidad DA CA 9740 PACIFIC BELL 722      

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

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