Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 747 [Rate centres in NPA 747] [Dial plan for NPA 747]

NXX: 306

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
747-306 A Glendale CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
747-306 0 Glendale CA   6529 T-MOBILE USA, INC. 730   2022-04-29   
747-306 1 Glendale CA   6529 T-MOBILE USA, INC. 730   2022-04-29   
747-306 2 Glendale CA   6529 T-MOBILE USA, INC. 730   2022-04-29   
747-306 3 Glendale CA   6529 T-MOBILE USA, INC. 730   2022-06-24   
747-306 4 Glendale CA   6529 T-MOBILE USA, INC. 730   2022-06-24   
747-306 5 Glendale CA   6529 T-MOBILE USA, INC. 730   2022-02-06   
747-306 6 Glendale CA   6529 T-MOBILE USA, INC. 730   2022-02-06   
747-306 7 Glendale CA   6529 T-MOBILE USA, INC. 730   2022-02-06   
747-306 8 Glendale CA   6529 T-MOBILE USA, INC. 730   2022-02-06   
747-306 9 Glendale CA   6529 T-MOBILE USA, INC. 730   2022-02-06   

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

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