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: FRMTCA11DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
510-248 1 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-248 2 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-248 3 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-248 5 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-248 6 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-248 7 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-248 8 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-284 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-284 0 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-284 1 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-284 4 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-284 6 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-494 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-505 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-505 0 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-505 1 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-505 2 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-505 3 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-505 5 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-505 6 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-505 7 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-505 9 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-574 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-574 0 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-574 1 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-574 2 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-574 3 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-574 4 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-608 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-608 0 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-608 1 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-608 3 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-608 4 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-608 5 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-608 6 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-608 7 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-608 8 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-608 9 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-713 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-739 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-739 0 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-739 1 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-739 2 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-739 3 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-739 5 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-739 6 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-739 8 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-739 9 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-742 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-744 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-744 0 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-744 1 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-744 2 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-744 3 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-744 4 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-744 5 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-744 6 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-744 7 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-744 9 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-745 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-745 0 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-745 1 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-745 2 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-745 3 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-745 5 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-745 6 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-745 7 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-745 8 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-745 9 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-790 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-791 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-792 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-793 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-794 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-795 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-796 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-797 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-818 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-936 A Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      
510-936 5 Fremont-Newark: Main DA CA 9740 PACIFIC BELL 722      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.