Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 619 [Rate centres in NPA 619] [Dial plan for NPA 619]

NXX: 974

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
619-974 A Chula Vista CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732      
619-974 0 Chula Vista CA   624H ONVOY SPECTRUM, LLC 732   2022-02-12   
619-974 1 Chula Vista CA   624H ONVOY SPECTRUM, LLC 732   2022-02-12   
619-974 2 Chula Vista CA   624H ONVOY SPECTRUM, LLC 732   2022-02-12   
619-974 3 Chula Vista CA   624H ONVOY SPECTRUM, LLC 732   2022-02-12   
619-974 4 Chula Vista CA   6529 T-MOBILE USA, INC. 732   2022-02-11   
619-974 5 Chula Vista CA   6529 T-MOBILE USA, INC. 732   2022-02-11   
619-974 6 Chula Vista CA   6529 T-MOBILE USA, INC. 732   2022-02-11   
619-974 7 Chula Vista CA   6529 T-MOBILE USA, INC. 732   2022-02-11   
619-974 8 Chula Vista CA   6529 T-MOBILE USA, INC. 732   2022-02-11   
619-974 9 Chula Vista CA   6529 T-MOBILE USA, INC. 732   2022-02-11   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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