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: LSANCA08DS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
310-360 A Beverly Hills CA 9740 PACIFIC BELL 730      
310-601 A Beverly Hills CA 9740 PACIFIC BELL 730      
310-601 9 Beverly Hills CA 9740 PACIFIC BELL 730      
310-659 A Beverly Hills CA 9740 PACIFIC BELL 730      
323-370 A Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-370 1 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-370 8 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-575 A Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-619 A Los Angeles: DA 14 CA 9740 PACIFIC BELL 730      
323-650 A Los Angeles: DA 14 CA 9740 PACIFIC BELL 730      
323-651 A Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-653 A Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-655 A Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-658 A Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-822 A Los Angeles: DA 14 CA 9740 PACIFIC BELL 730      
323-822 0 Los Angeles: DA 14 CA 9740 PACIFIC BELL 730      
323-822 1 Los Angeles: DA 14 CA 9740 PACIFIC BELL 730      
323-822 2 Los Angeles: DA 14 CA 9740 PACIFIC BELL 730      
323-822 3 Los Angeles: DA 14 CA 9740 PACIFIC BELL 730      
323-822 4 Los Angeles: DA 14 CA 9740 PACIFIC BELL 730      
323-822 7 Los Angeles: DA 14 CA 9740 PACIFIC BELL 730      
323-822 9 Los Angeles: DA 14 CA 9740 PACIFIC BELL 730      
323-852 A Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-852 0 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-852 1 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-852 5 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-852 6 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-852 7 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-852 8 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-852 9 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-866 A Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-866 1 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-866 2 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-866 3 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-866 6 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-866 7 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-866 8 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-966 A Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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