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: FRSNCA11DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
559-221 A Fresno CA 9740 PACIFIC BELL 728      
559-222 A Fresno CA 9740 PACIFIC BELL 728      
559-224 A Fresno CA 9740 PACIFIC BELL 728      
559-225 A Fresno CA 9740 PACIFIC BELL 728      
559-226 A Fresno CA 9740 PACIFIC BELL 728      
559-226 0 Fresno CA 9740 PACIFIC BELL 728      
559-226 1 Fresno CA 9740 PACIFIC BELL 728      
559-226 2 Fresno CA 9740 PACIFIC BELL 728      
559-226 3 Fresno CA 9740 PACIFIC BELL 728      
559-226 4 Fresno CA 9740 PACIFIC BELL 728      
559-226 5 Fresno CA 9740 PACIFIC BELL 728      
559-226 6 Fresno CA 9740 PACIFIC BELL 728      
559-226 7 Fresno CA 9740 PACIFIC BELL 728      
559-226 8 Fresno CA 9740 PACIFIC BELL 728      
559-227 A Fresno CA 9740 PACIFIC BELL 728      
559-228 A Fresno CA 9740 PACIFIC BELL 728      
559-228 0 Fresno CA 9740 PACIFIC BELL 728      
559-228 1 Fresno CA 9740 PACIFIC BELL 728      
559-228 2 Fresno CA 9740 PACIFIC BELL 728      
559-228 3 Fresno CA 9740 PACIFIC BELL 728      
559-228 4 Fresno CA 9740 PACIFIC BELL 728      
559-228 5 Fresno CA 9740 PACIFIC BELL 728      
559-228 6 Fresno CA 9740 PACIFIC BELL 728      
559-228 7 Fresno CA 9740 PACIFIC BELL 728      
559-228 8 Fresno CA 9740 PACIFIC BELL 728      
559-229 A Fresno CA 9740 PACIFIC BELL 728      
559-230 A Fresno CA 9740 PACIFIC BELL 728      
559-230 0 Fresno CA 9740 PACIFIC BELL 728      
559-230 1 Fresno CA 9740 PACIFIC BELL 728      
559-230 2 Fresno CA 9740 PACIFIC BELL 728      
559-230 3 Fresno CA 9740 PACIFIC BELL 728      
559-230 4 Fresno CA 9740 PACIFIC BELL 728      
559-230 5 Fresno CA 9740 PACIFIC BELL 728      
559-230 6 Fresno CA 9740 PACIFIC BELL 728      
559-230 8 Fresno CA 9740 PACIFIC BELL 728      
559-241 A Fresno CA 9740 PACIFIC BELL 728      
559-241 0 Fresno CA 9740 PACIFIC BELL 728      
559-241 1 Fresno CA 9740 PACIFIC BELL 728      
559-241 2 Fresno CA 9740 PACIFIC BELL 728      
559-241 3 Fresno CA 9740 PACIFIC BELL 728      
559-241 5 Fresno CA 9740 PACIFIC BELL 728      
559-241 6 Fresno CA 9740 PACIFIC BELL 728      
559-241 7 Fresno CA 9740 PACIFIC BELL 728      
559-243 A Fresno CA 9740 PACIFIC BELL 728      
559-243 0 Fresno CA 9740 PACIFIC BELL 728      
559-243 1 Fresno CA 9740 PACIFIC BELL 728      
559-243 2 Fresno CA 9740 PACIFIC BELL 728      
559-243 3 Fresno CA 9740 PACIFIC BELL 728      
559-243 4 Fresno CA 9740 PACIFIC BELL 728      
559-243 5 Fresno CA 9740 PACIFIC BELL 728      
559-243 7 Fresno CA 9740 PACIFIC BELL 728      
559-243 8 Fresno CA 9740 PACIFIC BELL 728      
559-243 9 Fresno CA 9740 PACIFIC BELL 728      
559-244 A Fresno CA 9740 PACIFIC BELL 728      
559-244 0 Fresno CA 9740 PACIFIC BELL 728      
559-244 2 Fresno CA 9740 PACIFIC BELL 728      
559-244 3 Fresno CA 9740 PACIFIC BELL 728      
559-244 4 Fresno CA 9740 PACIFIC BELL 728      
559-244 5 Fresno CA 9740 PACIFIC BELL 728      
559-244 6 Fresno CA 9740 PACIFIC BELL 728      
559-244 7 Fresno CA 9740 PACIFIC BELL 728      
559-244 8 Fresno CA 9740 PACIFIC BELL 728      
559-248 A Fresno CA 9740 PACIFIC BELL 728      
559-248 0 Fresno CA 9740 PACIFIC BELL 728      
559-248 2 Fresno CA 9740 PACIFIC BELL 728      
559-248 3 Fresno CA 9740 PACIFIC BELL 728      
559-248 4 Fresno CA 9740 PACIFIC BELL 728      
559-248 5 Fresno CA 9740 PACIFIC BELL 728      
559-248 7 Fresno CA 9740 PACIFIC BELL 728      
559-248 8 Fresno CA 9740 PACIFIC BELL 728      
559-248 9 Fresno CA 9740 PACIFIC BELL 728      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.