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: 309

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-309 A Half Moon Bay CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-309 0 Half Moon Bay CA   649C ONVOY, LLC - CA 722   2018-12-23   
650-309 1 Half Moon Bay CA   073H TELNYX LLC 722   2017-07-14   
650-309 2 Half Moon Bay CA   6529 T-MOBILE USA, INC. 722   2017-10-13   
650-309 3 Half Moon Bay CA   6529 T-MOBILE USA, INC. 722   2017-10-13   
650-309 4 Half Moon Bay CA   6529 T-MOBILE USA, INC. 722   2017-10-13   
650-309 5 Half Moon Bay CA   649C ONVOY, LLC - CA 722   2018-12-23   
650-309 6 Half Moon Bay CA   6529 T-MOBILE USA, INC. 722   2017-09-01   
650-309 7 Half Moon Bay CA   6529 T-MOBILE USA, INC. 722   2017-09-01   
650-309 8 Half Moon Bay CA   6529 T-MOBILE USA, INC. 722   2017-08-11   
650-309 9 Half Moon Bay CA   6529 T-MOBILE USA, INC. 722   2017-07-13   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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