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: NTCYCA11DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
619-292 A National City CA 9740 PACIFIC BELL 732      
619-292 7 National City CA 9740 PACIFIC BELL 732      
619-336 A National City CA 9740 PACIFIC BELL 732      
619-474 A National City CA 9740 PACIFIC BELL 732      
619-477 A National City CA 9740 PACIFIC BELL 732      
619-731 3 National City CA 9740 PACIFIC BELL 732   2016-01-07   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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