Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 650 [Rate centres in NPA 650] [Dial plan for NPA 650]

NXX: 672

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-672 A Millbrae CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-672 2 Millbrae CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-11-06   
650-672 3 Millbrae CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-11-06   
650-672 4 Millbrae CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-09-10   
650-672 5 Millbrae CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-11-08   
650-672 7 Millbrae CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2022-11-07   
650-672 9 Millbrae CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-09-27   

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

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