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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NPA: 424 [Rate centres in NPA 424] [Dial plan for NPA 424]

NXX: 513

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-513 A Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2024-07-22   
424-513 4 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2024-07-22   
424-513 5 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2024-07-22   
424-513 6 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2024-07-22   
424-513 7 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2024-07-22   
424-513 8 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2024-07-22   
424-513 9 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2024-07-22   

Last updated: Sun, 18 Aug 2024 23:40:19 UTC

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