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: RDNGCA02DS1

Remotes:

Switch Switch name Switch type
CNVYCA11RS0  CENTRAL VALLEY  5BR 
FRGLCA11RS1  FRENCH GULCH  5BR 
LSTNCA11RS1  LEWISTON  5BR 
SHLKCA01RS1  SHASTA LAKE  5BR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
530-225 A Redding CA 9740 PACIFIC BELL 724      
530-229 A Redding CA 9740 PACIFIC BELL 724      
530-229 0 Redding CA 9740 PACIFIC BELL 724      
530-229 1 Redding CA 9740 PACIFIC BELL 724      
530-229 2 Redding CA 9740 PACIFIC BELL 724      
530-229 3 Redding CA 9740 PACIFIC BELL 724      
530-229 5 Redding CA 9740 PACIFIC BELL 724      
530-229 6 Redding CA 9740 PACIFIC BELL 724      
530-229 7 Redding CA 9740 PACIFIC BELL 724      
530-229 8 Redding CA 9740 PACIFIC BELL 724      
530-229 9 Redding CA 9740 PACIFIC BELL 724      
530-241 A Redding CA 9740 PACIFIC BELL 724      
530-242 A Redding CA 9740 PACIFIC BELL 724      
530-243 A Redding CA 9740 PACIFIC BELL 724      
530-244 A Redding CA 9740 PACIFIC BELL 724      
530-245 A Redding CA 9740 PACIFIC BELL 724      
530-245 0 Redding CA 9740 PACIFIC BELL 724      
530-245 1 Redding CA 9740 PACIFIC BELL 724      
530-245 2 Redding CA 9740 PACIFIC BELL 724      
530-245 3 Redding CA 9740 PACIFIC BELL 724      
530-245 4 Redding CA 9740 PACIFIC BELL 724      
530-245 5 Redding CA 9740 PACIFIC BELL 724      
530-245 6 Redding CA 9740 PACIFIC BELL 724      
530-245 7 Redding CA 9740 PACIFIC BELL 724      
530-245 9 Redding CA 9740 PACIFIC BELL 724      
530-246 A Redding CA 9740 PACIFIC BELL 724      
530-247 A Redding CA 9740 PACIFIC BELL 724      
530-247 0 Redding CA 9740 PACIFIC BELL 724      
530-247 1 Redding CA 9740 PACIFIC BELL 724      
530-247 2 Redding CA 9740 PACIFIC BELL 724      
530-247 3 Redding CA 9740 PACIFIC BELL 724      
530-247 4 Redding CA 9740 PACIFIC BELL 724      
530-247 6 Redding CA 9740 PACIFIC BELL 724      
530-247 7 Redding CA 9740 PACIFIC BELL 724      
530-247 8 Redding CA 9740 PACIFIC BELL 724      
530-247 9 Redding CA 9740 PACIFIC BELL 724      
530-339 A Redding CA 9740 PACIFIC BELL 724      
530-339 3 Redding CA 9740 PACIFIC BELL 724      
530-339 4 Redding CA 9740 PACIFIC BELL 724      
530-339 7 Redding CA 9740 PACIFIC BELL 724      
530-339 9 Redding CA 9740 PACIFIC BELL 724      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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