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: SIMICA11DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
805-204 A Oxnard CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-204 5 Oxnard CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-204 9 Oxnard CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-214 A Newbury Park CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-214 2 Newbury Park CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-214 9 Newbury Park CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-306 A Simi Valley CA 9740 PACIFIC BELL 730      
805-380 A Conejo CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-380 0 Conejo CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-418 A Thousand Oaks CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-418 1 Thousand Oaks CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-418 2 Thousand Oaks CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-418 3 Thousand Oaks CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-418 8 Thousand Oaks CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-418 9 Thousand Oaks CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-437 A Camarillo CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-437 1 Camarillo CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-437 2 Camarillo CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-437 3 Camarillo CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-437 8 Camarillo CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-520 A Simi Valley CA 9740 PACIFIC BELL 730      
805-522 A Simi Valley CA 9740 PACIFIC BELL 730      
805-526 A Simi Valley CA 9740 PACIFIC BELL 730      
805-527 A Simi Valley CA 9740 PACIFIC BELL 730      
805-577 A Simi Valley CA 9740 PACIFIC BELL 730      
805-578 A Simi Valley CA 9740 PACIFIC BELL 730      
805-579 A Simi Valley CA 9740 PACIFIC BELL 730      
805-581 A Simi Valley CA 9740 PACIFIC BELL 730      
805-582 A Simi Valley CA 9740 PACIFIC BELL 730      
805-583 A Simi Valley CA 9740 PACIFIC BELL 730      
805-584 A Simi Valley CA 9740 PACIFIC BELL 730      
805-584 0 Simi Valley CA 9740 PACIFIC BELL 730      
805-584 1 Simi Valley CA 9740 PACIFIC BELL 730      
805-584 2 Simi Valley CA 9740 PACIFIC BELL 730      
805-584 3 Simi Valley CA 9740 PACIFIC BELL 730      
805-584 4 Simi Valley CA 9740 PACIFIC BELL 730      
805-584 5 Simi Valley CA 9740 PACIFIC BELL 730      
805-584 6 Simi Valley CA 9740 PACIFIC BELL 730      
805-584 8 Simi Valley CA 9740 PACIFIC BELL 730      
805-584 9 Simi Valley CA 9740 PACIFIC BELL 730      
805-874 A Point Mugu CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-874 0 Point Mugu CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-955 A Simi Valley CA 9740 PACIFIC BELL 730      
805-973 A El Rio CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-973 1 El Rio CA 7480 PACIFIC BELL (COMPETITIVE) 730      
805-973 5 El Rio CA 7480 PACIFIC BELL (COMPETITIVE) 730      

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

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