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: SNJSCA12DS0

1 2 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
408-252 A San Jose: West DA CA 9740 PACIFIC BELL 722      
408-253 A San Jose: West DA CA 9740 PACIFIC BELL 722      
408-255 A San Jose: West DA CA 9740 PACIFIC BELL 722      
408-257 A San Jose: West DA CA 9740 PACIFIC BELL 722      
408-285 A San Jose: West DA CA 9740 PACIFIC BELL 722      
408-341 A Campbell CA 9740 PACIFIC BELL 722      
408-341 0 Campbell CA 9740 PACIFIC BELL 722      
408-341 1 Campbell CA 9740 PACIFIC BELL 722      
408-341 2 Campbell CA 9740 PACIFIC BELL 722      
408-341 3 Campbell CA 9740 PACIFIC BELL 722      
408-341 4 Campbell CA 9740 PACIFIC BELL 722      
408-341 7 Campbell CA 9740 PACIFIC BELL 722      
408-341 8 Campbell CA 9740 PACIFIC BELL 722      
408-342 A San Jose: West DA CA 9740 PACIFIC BELL 722      
408-342 0 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-342 2 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-342 3 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-342 4 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-342 5 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-342 6 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-342 7 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-342 8 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-342 9 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-343 A San Jose: West DA CA 9740 PACIFIC BELL 722      
408-343 0 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-343 1 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-343 2 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-343 5 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-343 6 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-364 A Campbell CA 9740 PACIFIC BELL 722      
408-364 0 Campbell CA 9740 PACIFIC BELL 722      
408-364 1 Campbell CA 9740 PACIFIC BELL 722      
408-364 2 Campbell CA 9740 PACIFIC BELL 722      
408-364 3 Campbell CA 9740 PACIFIC BELL 722      
408-364 4 Campbell CA 9740 PACIFIC BELL 722      
408-364 7 Campbell CA 9740 PACIFIC BELL 722      
408-364 8 Campbell CA 9740 PACIFIC BELL 722      
408-364 9 Campbell CA 9740 PACIFIC BELL 722      
408-366 A San Jose: West DA CA 9740 PACIFIC BELL 722      
408-366 0 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-366 1 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-366 2 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-366 3 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-366 4 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-366 6 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-366 7 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-366 8 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-374 A Campbell CA 9740 PACIFIC BELL 722      
408-378 A Campbell CA 9740 PACIFIC BELL 722      
408-379 A Campbell CA 9740 PACIFIC BELL 722      

1 2 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.