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: MALBCAXG45A

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
310-317 A Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-317 0 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-317 1 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-317 2 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-317 3 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-317 4 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-317 6 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-317 8 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-317 9 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-456 A Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-456 0 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-456 1 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-456 2 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-456 3 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-456 5 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-456 6 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-456 7 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-456 8 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      
310-456 9 Malibu CA 2319 FRONTIER CALIFORNIA INC. 730      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.