Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 310 [Rate centres in NPA 310] [Dial plan for NPA 310]

NXX: 350

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-350 A Torrance CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2024-02-09   
310-350 0 Torrance CA   899D METROPCS NETWORKS, LLC 730      
310-350 1 Torrance CA   899D METROPCS NETWORKS, LLC 730      
310-350 2 Torrance CA   899D METROPCS NETWORKS, LLC 730      
310-350 3 Torrance CA   899D METROPCS NETWORKS, LLC 730      
310-350 4 Torrance CA   899D METROPCS NETWORKS, LLC 730      
310-350 5 Torrance CA   899D METROPCS NETWORKS, LLC 730      
310-350 6 Torrance CA   899D METROPCS NETWORKS, LLC 730      
310-350 7 Torrance CA   899D METROPCS NETWORKS, LLC 730      
310-350 8 Torrance CA   899D METROPCS NETWORKS, LLC 730      
310-350 9 Torrance CA   899D METROPCS NETWORKS, LLC 730      

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

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