Local Calling Guide

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NPA: 945 [Rate centres in NPA 945] [Dial plan for NPA 945]

NXX: 450

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
945-450 A Irving TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2026-08-13   
945-450 0 Irving TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2026-08-13   
945-450 1 Irving TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2026-08-13   
945-450 2 Irving TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2026-08-13   
945-450 3 Irving TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2026-08-13   
945-450 4 Irving TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2026-08-13   
945-450 5 Irving TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2026-08-13   
945-450 6 Irving TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2026-08-13   
945-450 7 Irving TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2026-08-13   
945-450 8 Irving TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2026-08-13   
945-450 9 Irving TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552   2026-08-13   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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