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.
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Switch: THOKCAXFDS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
805-228 A Oxnard CA 2319 FRONTIER CALIFORNIA INC. 730      
805-229 A Santa Paula CA 2319 FRONTIER CALIFORNIA INC. 730      
805-230 A Thousand Oaks CA 2319 FRONTIER CALIFORNIA INC. 730      
805-246 A Point Mugu CA 2319 FRONTIER CALIFORNIA INC. 730      
805-262 A Newbury Park CA 2319 FRONTIER CALIFORNIA INC. 730      
805-313 A Thousand Oaks CA 2319 FRONTIER CALIFORNIA INC. 730      
805-351 A El Rio CA 2319 FRONTIER CALIFORNIA INC. 730      
805-449 A Thousand Oaks CA 2319 FRONTIER CALIFORNIA INC. 730      
805-494 A Thousand Oaks CA 2319 FRONTIER CALIFORNIA INC. 730      
805-496 A Thousand Oaks CA 2319 FRONTIER CALIFORNIA INC. 730      
805-497 A Thousand Oaks CA 2319 FRONTIER CALIFORNIA INC. 730      
805-557 A Thousand Oaks CA 2319 FRONTIER CALIFORNIA INC. 730      
805-590 A Conejo CA 2319 FRONTIER CALIFORNIA INC. 730      
805-738 A Camarillo CA 2319 FRONTIER CALIFORNIA INC. 730      
805-777 A Thousand Oaks CA 2319 FRONTIER CALIFORNIA INC. 730      
805-778 A Thousand Oaks CA 2319 FRONTIER CALIFORNIA INC. 730      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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