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: FRMTCA11DS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
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      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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