Local Calling Guide

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Port O'Connor, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
361-408 A CRCHTXTUXDZ  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 564      
361-408 0   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 564      
361-408 1   903C ONVOY, LLC - TX 564   2024-01-11   
361-408 2   624H ONVOY SPECTRUM, LLC 564   2024-01-05   
361-408 3   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 564   2021-07-30   
361-408 4   903C ONVOY, LLC - TX 564   2021-04-04   
361-408 7   508J CENTURYLINK COMMUNICATIONS, LLC 564   2016-05-22   
361-408 8   903C ONVOY, LLC - TX 564   2021-07-31   
361-408 9   004F BANDWIDTH.COM CLEC, LLC - TX 564   2020-08-08   
361-983 A PTOCTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 564      
361-983 0   145J TERRA NOVA TELECOM INC. 564   2025-08-17   
361-983 2   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 564      
361-983 4   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 564      
361-983 8   793K TWC IP ENABLED SERVICES, LLC 564   2021-04-27   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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