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: BVHLCA01DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
310-246 A Beverly Hills CA 9740 PACIFIC BELL 730      
310-247 A Beverly Hills CA 9740 PACIFIC BELL 730      
310-248 A Beverly Hills CA 9740 PACIFIC BELL 730      
310-270 A Beverly Hills CA 9740 PACIFIC BELL 730      
310-275 A Beverly Hills CA 9740 PACIFIC BELL 730      
310-385 A Beverly Hills CA 9740 PACIFIC BELL 730      
310-550 A Beverly Hills CA 9740 PACIFIC BELL 730      
310-724 A Beverly Hills CA 9740 PACIFIC BELL 730      
310-777 A Beverly Hills CA 9740 PACIFIC BELL 730      
310-786 A Beverly Hills CA 9740 PACIFIC BELL 730      
310-858 A Beverly Hills CA 9740 PACIFIC BELL 730      
310-860 A Beverly Hills CA 9740 PACIFIC BELL 730      
323-272 A Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.