Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 909 [Rate centres in NPA 909] [Dial plan for NPA 909]

NXX: 745

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
909-745 A Rialto CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
909-745 0 Rialto CA   6529 T-MOBILE USA, INC. 730   2016-01-09   
909-745 1 Rialto CA   6529 T-MOBILE USA, INC. 730   2016-01-09   
909-745 2 Rialto CA   6529 T-MOBILE USA, INC. 730   2016-01-09   
909-745 3 Rialto CA   6529 T-MOBILE USA, INC. 730   2016-01-09   
909-745 4 Rialto CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-12-28   
909-745 5 Rialto CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-12-28   
909-745 6 Rialto CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-12-28   
909-745 7 Rialto CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-11-08   
909-745 8 Rialto CA   6529 T-MOBILE USA, INC. 730   2015-11-07   
909-745 9 Rialto CA   6529 T-MOBILE USA, INC. 730   2015-11-07   

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

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