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OCN: 473F USFON, INC. - TX

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
903-903 6 Palestine TX   552   2023-03-27   
903-903 7 Palestine TX   552   2023-03-27   
903-903 8 Palestine TX   552   2023-03-27   
903-903 9 Palestine TX   552   2023-03-27   
945-222 A Crandall TX DLLSTX3769Z  552      
945-222 2 Crandall TX   552   2021-01-15   
945-300 A Lewisville TX DLLSTX3769Z  552      
945-300 0 Lewisville TX   552   2021-01-15   
945-333 A McKinney TX DLLSTX3769Z  552      
945-333 3 McKinney TX   552   2021-01-15   
945-400 A Frisco TX DLLSTX3769Z  552      
945-400 0 Frisco TX   552   2021-01-15   
945-444 A Grand Prairie TX DLLSTX3769Z  552      
945-444 4 Grand Prairie TX   552   2021-01-15   
945-500 A Carrollton TX DLLSTX3769Z  552      
945-500 0 Carrollton TX   552   2021-01-15   
945-666 A Palmer TX DLLSTX3769Z  552      
945-666 6 Palmer TX   552   2021-01-15   
945-800 A Plano TX DLLSTX3769Z  552      
945-800 0 Plano TX   552   2021-01-15   
945-900 A Waxahachie TX DLLSTX3769Z  552      
945-900 0 Waxahachie TX   552   2021-01-15   
945-945 A Dallas TX DLLSTX3769Z  552      
945-945 2 Dallas TX   552   2023-03-27   
945-945 3 Dallas TX   552   2023-03-27   
945-945 4 Dallas TX   552   2023-03-27   
945-945 5 Dallas TX   552   2023-03-27   
945-945 6 Dallas TX   552   2023-03-27   
945-945 7 Dallas TX   552   2023-03-27   
945-945 8 Dallas TX   552   2023-03-27   
945-945 9 Dallas TX   552   2023-03-27   
972-777 A Dallas TX DLLSTX3769Z  552      
972-777 7 Dallas TX   552   2020-01-16   
972-777 8 Dallas TX   552   2020-01-16   

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Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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