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: SNFCCA12DS1

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
415-202 A San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-202 0 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-202 1 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-202 2 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-202 7 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-202 8 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-202 9 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-351 A San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-351 0 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-351 1 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-351 2 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-351 3 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-351 4 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-351 5 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-351 6 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-351 7 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-474 A San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-600 A San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-614 A San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-614 0 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-614 1 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-614 2 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-614 3 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-614 5 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-614 9 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-749 A San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-749 0 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-749 1 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-749 2 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-749 3 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-749 4 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-749 5 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-749 6 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-749 7 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-749 8 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-771 A San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-775 A San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-776 A San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-833 A San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-885 A San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-885 0 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-885 1 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-885 2 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-885 3 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-885 4 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-885 5 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-885 6 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-885 7 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-885 8 San Francisco: Central DA CA 9740 PACIFIC BELL 722      
415-921 A San Francisco: Central DA CA 9740 PACIFIC BELL 722      

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

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