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: ALHBCA01DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
323-283 A Los Angeles: DA 04 CA 9740 PACIFIC BELL 730      
626-281 A Alhambra CA 9740 PACIFIC BELL 730      
626-282 A Alhambra CA 9740 PACIFIC BELL 730      
626-284 A Alhambra CA 9740 PACIFIC BELL 730      
626-289 A Alhambra CA 9740 PACIFIC BELL 730      
626-293 A Alhambra CA 9740 PACIFIC BELL 730      
626-299 A Alhambra CA 9740 PACIFIC BELL 730      
626-300 A Alhambra CA 9740 PACIFIC BELL 730      
626-308 A Alhambra CA 9740 PACIFIC BELL 730      
626-382 A Alhambra CA 9740 PACIFIC BELL 730      
626-457 A Alhambra CA 9740 PACIFIC BELL 730      
626-458 A Alhambra CA 9740 PACIFIC BELL 730      
626-570 A Alhambra CA 9740 PACIFIC BELL 730      
626-576 A Alhambra CA 9740 PACIFIC BELL 730      
626-588 A Alhambra CA 9740 PACIFIC BELL 730      
626-943 A Alhambra CA 9740 PACIFIC BELL 730      
626-979 A Alhambra CA 9740 PACIFIC BELL 730      

Last updated: Sat, 27 Jul 2019 10:59:49 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.