Local Calling Guide

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OCN: 6114 LEVEL 3 COMMUNICATIONS, LLC - TX

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
346-674 2 Houston TX HSTQTX02DS4  560   2023-08-15   
346-674 3 Houston TX HSTQTX02DS4  560   2023-08-15   
346-674 4 Houston TX HSTQTX02DS4  560   2023-08-15   
346-674 5 Houston TX HSTQTX02DS4  560   2023-08-15   
346-674 6 Houston TX HSTQTX02DS4  560   2023-08-15   
346-674 7 Houston TX HSTQTX02DS4  560   2023-08-15   
346-674 8 Houston TX HSTQTX02DS4  560   2023-08-15   
346-674 9 Houston TX HSTQTX02DS4  560   2023-08-15   
346-678 4 Houston Suburban TX HSTQTX02DS4  560   2024-05-10   
346-701 3 Houston TX HSTQTX02DS4  560   2016-02-07   
346-724 3 Langham Creek TX HSTQTX02DS4  560   2023-09-24   
346-766 2 Houston TX HSTQTX02DS4  560   2020-08-28   
346-766 8 Houston TX HSTQTX02DS4  560   2020-08-28   
346-772 A Houston TX HSTQTX02DS4  560      
346-772 1 Houston TX HSTQTX02DS4  560   2015-10-17   
346-772 2 Houston TX HSTQTX02DS4  560   2015-10-17   
346-772 3 Houston TX HSTQTX02DS4  560   2015-10-17   
346-828 4 Spring TX HSTQTX02DS4  560   2024-08-30   
346-832 A Houston TX HSTQTX02DS4  560   2024-09-17   
346-832 0 Houston TX HSTQTX02DS4  560   2024-09-17   
346-832 1 Houston TX HSTQTX02DS4  560   2024-09-17   
346-832 2 Houston TX HSTQTX02DS4  560   2024-09-17   
346-832 3 Houston TX HSTQTX02DS4  560   2024-09-17   
346-832 4 Houston TX HSTQTX02DS4  560   2024-09-17   
346-832 5 Houston TX HSTQTX02DS4  560   2024-09-17   
346-832 6 Houston TX HSTQTX02DS4  560   2024-09-17   
346-832 7 Houston TX HSTQTX02DS4  560   2024-09-17   
346-832 8 Houston TX HSTQTX02DS4  560   2024-09-17   
346-832 9 Houston TX HSTQTX02DS4  560   2024-09-17   
346-835 A Houston TX HSTQTX02DS4  560   2024-09-17   
346-835 0 Houston TX HSTQTX02DS4  560   2024-09-17   
346-835 1 Houston TX HSTQTX02DS4  560   2024-09-17   
346-835 2 Houston TX HSTQTX02DS4  560   2024-09-17   
346-835 3 Houston TX HSTQTX02DS4  560   2024-09-17   
346-835 4 Houston TX HSTQTX02DS4  560   2024-09-17   
346-835 5 Houston TX HSTQTX02DS4  560   2024-09-17   
346-835 6 Houston TX HSTQTX02DS4  560   2024-09-17   
346-835 7 Houston TX HSTQTX02DS4  560   2024-09-17   
346-835 8 Houston TX HSTQTX02DS4  560   2024-09-17   
346-835 9 Houston TX HSTQTX02DS4  560   2024-09-17   
346-843 8 Richmond-Rosenberg TX HSTQTX02DS4  560   2018-12-09   
346-862 A Houston TX   560   2025-05-02   
346-862 1 Houston TX   560   2025-05-02   
346-862 2 Houston TX   560   2025-05-02   
346-862 3 Houston TX   560   2025-05-02   
346-862 4 Houston TX   560   2025-05-02   
346-862 5 Houston TX   560   2025-05-02   
346-862 6 Houston TX   560   2025-05-02   
346-862 7 Houston TX   560   2025-05-02   
346-862 8 Houston TX   560   2025-05-02   

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Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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