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: CLCYCA11DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
310-202 A Culver City CA 9740 PACIFIC BELL 730      
310-204 A Culver City CA 9740 PACIFIC BELL 730      
310-244 A Culver City CA 9740 PACIFIC BELL 730      
310-253 A Culver City CA 9740 PACIFIC BELL 730      
310-280 A Culver City CA 9740 PACIFIC BELL 730      
310-280 0 Culver City CA 9740 PACIFIC BELL 730      
310-280 1 Culver City CA 9740 PACIFIC BELL 730      
310-280 2 Culver City CA 9740 PACIFIC BELL 730      
310-280 3 Culver City CA 9740 PACIFIC BELL 730      
310-280 4 Culver City CA 9740 PACIFIC BELL 730      
310-280 5 Culver City CA 9740 PACIFIC BELL 730      
310-280 9 Culver City CA 9740 PACIFIC BELL 730      
310-287 A Culver City CA 9740 PACIFIC BELL 730      
310-558 A Culver City CA 9740 PACIFIC BELL 730      
310-558 0 Culver City CA 9740 PACIFIC BELL 730      
310-558 1 Culver City CA 9740 PACIFIC BELL 730      
310-558 3 Culver City CA 9740 PACIFIC BELL 730      
310-558 4 Culver City CA 9740 PACIFIC BELL 730      
310-558 5 Culver City CA 9740 PACIFIC BELL 730      
310-558 6 Culver City CA 9740 PACIFIC BELL 730      
310-558 7 Culver City CA 9740 PACIFIC BELL 730      
310-558 8 Culver City CA 9740 PACIFIC BELL 730      
310-558 9 Culver City CA 9740 PACIFIC BELL 730      
310-559 A Culver City CA 9740 PACIFIC BELL 730      
310-815 A Culver City CA 9740 PACIFIC BELL 730      
310-836 A Culver City CA 9740 PACIFIC BELL 730      
310-837 A Culver City CA 9740 PACIFIC BELL 730      
310-838 A Culver City CA 9740 PACIFIC BELL 730      
310-839 A Culver City CA 9740 PACIFIC BELL 730      
310-840 A Culver City CA 9740 PACIFIC BELL 730      
310-841 A Culver City CA 9740 PACIFIC BELL 730      
310-842 A Culver City CA 9740 PACIFIC BELL 730      
310-845 A Culver City CA 9740 PACIFIC BELL 730      
310-845 0 Culver City CA 9740 PACIFIC BELL 730      
310-845 1 Culver City CA 9740 PACIFIC BELL 730      
310-845 2 Culver City CA 9740 PACIFIC BELL 730      
310-845 3 Culver City CA 9740 PACIFIC BELL 730      
310-845 4 Culver City CA 9740 PACIFIC BELL 730      
310-845 7 Culver City CA 9740 PACIFIC BELL 730      
310-845 8 Culver City CA 9740 PACIFIC BELL 730      
310-845 9 Culver City CA 9740 PACIFIC BELL 730      
323-870 A Los Angeles: DA 11 CA 9740 PACIFIC BELL 730      
323-870 0 Los Angeles: DA 11 CA 9740 PACIFIC BELL 730      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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