Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Brownsboro, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
430-328 A ATHNTXXATMD  903C ONVOY, LLC - TX 552      
430-328 2 ATHNTXXATMD  903C ONVOY, LLC - TX 552   2023-10-20   
903-437 A ATHNTXXATMD  903C ONVOY, LLC - TX 552      
903-437 0   793K TWC IP ENABLED SERVICES, LLC 552   2023-08-20   
903-437 1 ATHNTXXALMD  318C CEBRIDGE TELECOM TX , L.P. - TX 552   2022-07-18   
903-437 2 ATHNTXXATMD  903C ONVOY, LLC - TX 552   2021-02-03   
903-437 3 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2014-05-16   
903-437 4 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2017-10-19   
903-437 5 ATHNTXXATMD  903C ONVOY, LLC - TX 552   2018-09-16   
903-437 6 ATHNTXXATMD  903C ONVOY, LLC - TX 552   2021-02-03   
903-437 7 ATHNTXXATMD  903C ONVOY, LLC - TX 552   2020-08-21   
903-437 8 ATHNTXXATMD  903C ONVOY, LLC - TX 552   2020-08-21   
903-437 9 ATHNTXXATMD  903C ONVOY, LLC - TX 552   2020-08-21   
903-852 A BRBOTXXARS1  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
903-852 0 BRBOTXXARS1  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
903-852 2 BRBOTXXARS1  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
903-852 3 BRBOTXXARS1  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
903-852 4 BRBOTXXARS1  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
903-852 5 BRBOTXXARS1  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
903-852 6 BRBOTXXARS1  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
903-852 7 BRBOTXXARS1  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
903-852 8 BRBOTXXARS1  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
903-852 9 ATHNTXXATMD  903C ONVOY, LLC - TX 552   2022-02-13   

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

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