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: 213 [Rate centres in NPA 213] [Dial plan for NPA 213]

NXX: 879

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
213-879 A Los Angeles: DA 07 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-12-13   
213-879 8 Los Angeles: DA 07 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-12-13   
213-879 9 Los Angeles: DA 07 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-12-13   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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