Local Calling Guide

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NPA: 310 [Rate centres in NPA 310] [Dial plan for NPA 310]

NXX: 621

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-621 A Culver City CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-621 0 Culver City CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-621 1 Culver City CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-621 2 Culver City CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-621 3 Culver City CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-621 4 Culver City CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-621 5 Culver City CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-621 6 Culver City CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-621 7 Culver City CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-621 8 Culver City CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-621 9 Culver City CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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