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: WLANCA01DS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
310-907 1 Santa Monica: Santa Monica DA CA 7480 PACIFIC BELL (COMPETITIVE) 730   2002-06-21   
310-907 2 Santa Monica: Santa Monica DA CA 7480 PACIFIC BELL (COMPETITIVE) 730   2002-06-26   
310-907 3 Santa Monica: Santa Monica DA CA 7480 PACIFIC BELL (COMPETITIVE) 730   2005-04-18   
310-907 4 Santa Monica: Santa Monica DA CA 7480 PACIFIC BELL (COMPETITIVE) 730   2005-04-18   
310-983 A West Los Angeles CA 7480 PACIFIC BELL (COMPETITIVE) 730      
310-983 0 West Los Angeles CA 7480 PACIFIC BELL (COMPETITIVE) 730      
310-983 1 West Los Angeles CA 7480 PACIFIC BELL (COMPETITIVE) 730      
310-983 2 West Los Angeles CA 7480 PACIFIC BELL (COMPETITIVE) 730      
310-983 3 West Los Angeles CA 7480 PACIFIC BELL (COMPETITIVE) 730      
310-983 4 West Los Angeles CA 7480 PACIFIC BELL (COMPETITIVE) 730      
310-983 5 West Los Angeles CA 7480 PACIFIC BELL (COMPETITIVE) 730      
310-983 6 West Los Angeles CA 7480 PACIFIC BELL (COMPETITIVE) 730      
310-983 7 West Los Angeles CA 7480 PACIFIC BELL (COMPETITIVE) 730      
310-983 8 West Los Angeles CA 7480 PACIFIC BELL (COMPETITIVE) 730      
310-983 9 West Los Angeles CA 7480 PACIFIC BELL (COMPETITIVE) 730      
323-879 A Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
323-879 0 Los Angeles: DA 13 CA 9740 PACIFIC BELL 730      
424-231 9 Santa Monica: Santa Monica DA CA 7480 PACIFIC BELL (COMPETITIVE) 730   2010-12-29   
424-288 A Beverly Hills CA 9740 PACIFIC BELL 730      
424-288 2 Beverly Hills CA 9740 PACIFIC BELL 730   2006-11-26   
424-288 3 Beverly Hills CA 9740 PACIFIC BELL 730   2006-11-26   
424-832 8 West Los Angeles CA 7480 PACIFIC BELL (COMPETITIVE) 730   2006-10-08   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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