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: SNANCA01DS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
657-622 A Santa Ana CA 9740 PACIFIC BELL 730      
714-245 A Santa Ana CA 9740 PACIFIC BELL 730      
714-246 A Santa Ana CA 9740 PACIFIC BELL 730      
714-285 A Santa Ana CA 9740 PACIFIC BELL 730      
714-347 A Santa Ana CA 9740 PACIFIC BELL 730      
714-479 A Santa Ana CA 9740 PACIFIC BELL 730      
714-480 A Santa Ana CA 9740 PACIFIC BELL 730      
714-541 A Santa Ana CA 9740 PACIFIC BELL 730      
714-542 A Santa Ana CA 9740 PACIFIC BELL 730      
714-543 A Santa Ana CA 9740 PACIFIC BELL 730      
714-547 A Santa Ana CA 9740 PACIFIC BELL 730      
714-550 A Santa Ana CA 9740 PACIFIC BELL 730      
714-558 A Santa Ana CA 9740 PACIFIC BELL 730      
714-560 A Santa Ana CA 9740 PACIFIC BELL 730      
714-564 A Santa Ana CA 9740 PACIFIC BELL 730      
714-565 A Santa Ana CA 9740 PACIFIC BELL 730      
714-567 A Santa Ana CA 9740 PACIFIC BELL 730      
714-568 A Santa Ana CA 9740 PACIFIC BELL 730      
714-569 A Santa Ana CA 9740 PACIFIC BELL 730      
714-571 A Santa Ana CA 9740 PACIFIC BELL 730      
714-645 A Santa Ana CA 9740 PACIFIC BELL 730      
714-647 A Santa Ana CA 9740 PACIFIC BELL 730      
714-648 A Santa Ana CA 9740 PACIFIC BELL 730      
714-664 A Santa Ana CA 9740 PACIFIC BELL 730      
714-667 A Santa Ana CA 9740 PACIFIC BELL 730      
714-753 A Santa Ana CA 9740 PACIFIC BELL 730      
714-796 A Santa Ana CA 9740 PACIFIC BELL 730      
714-834 A Santa Ana CA 9740 PACIFIC BELL 730      
714-835 A Santa Ana CA 9740 PACIFIC BELL 730      
714-836 A Santa Ana CA 9740 PACIFIC BELL 730      
714-953 A Santa Ana CA 9740 PACIFIC BELL 730      
714-954 A Santa Ana CA 9740 PACIFIC BELL 730      
714-955 A Santa Ana CA 9740 PACIFIC BELL 730      
714-967 A Santa Ana CA 9740 PACIFIC BELL 730      
714-972 A Santa Ana CA 9740 PACIFIC BELL 730      
714-973 A Santa Ana CA 9740 PACIFIC BELL 730      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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