Local Calling Guide

Area code/prefix search

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NPA: 817 [Rate centres in NPA 817] [Dial plan for NPA 817]

NXX: 450

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
817-450 A Fort Worth TX   490J DISH WIRELESS, LLC 552   2025-07-17   
817-450 0 Fort Worth TX   490J DISH WIRELESS, LLC 552   2025-07-17   
817-450 1 Fort Worth TX   490J DISH WIRELESS, LLC 552   2025-10-17   
817-450 2 Fort Worth TX   490J DISH WIRELESS, LLC 552   2025-11-05   
817-450 6 Fort Worth TX   732J NUSO, LLC 552   2025-07-18   
817-450 8 Fort Worth TX   732J NUSO, LLC 552   2025-07-18   
817-450 9 Fort Worth TX   732J NUSO, LLC 552   2025-07-18   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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