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: CHICCACW7MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
530-239 7 Mount Shasta CA 145J TERRA NOVA TELECOM INC. 724      
530-327 2 Paradise CA 145J TERRA NOVA TELECOM INC. 724      
530-359 6 French Gulch CA 145J TERRA NOVA TELECOM INC. 724      
530-424 1 Vina CA 145J TERRA NOVA TELECOM INC. 724      
530-480 1 Blairsden CA 145J TERRA NOVA TELECOM INC. 724      
530-484 1 Elk Creek CA 145J TERRA NOVA TELECOM INC. 724      
530-567 6 Red Bluff CA 145J TERRA NOVA TELECOM INC. 724      
530-572 A Yreka CA 145J TERRA NOVA TELECOM INC. 724      
530-678 1 Dunsmuir CA 145J TERRA NOVA TELECOM INC. 724      
530-826 2 Chico CA 145J TERRA NOVA TELECOM INC. 724      
530-831 7 Portola CA 145J TERRA NOVA TELECOM INC. 724      
530-884 1 Butte City CA 145J TERRA NOVA TELECOM INC. 724      
530-897 8 Chico CA 145J TERRA NOVA TELECOM INC. 724      
530-905 8 Yreka CA 145J TERRA NOVA TELECOM INC. 724      
530-963 5 Stonyford CA 145J TERRA NOVA TELECOM INC. 724      

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

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