Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
940-398 A ATHNTXXALMD  318C CEBRIDGE TELECOM TX , L.P. - TX 552      
940-398 0 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2017-06-06   
940-398 1 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2020-12-11   
940-398 3 ATHNTXXALMD  318C CEBRIDGE TELECOM TX , L.P. - TX 552   2014-02-22   
940-398 5 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2020-08-17   
940-398 6 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2020-08-17   
940-398 7 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2014-05-19   
940-398 8 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2020-08-17   
940-398 9 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2020-12-11   
940-482 A KRUMTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 552      
940-499 A DLLSTX97X5X  965H FRACTEL, LLC 552      
940-499 6 FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2023-03-10   
940-499 9 DLLSTX97X5X  965H FRACTEL, LLC 552   2021-07-08   

Last updated: Tue, 15 Jul 2025 18:46:49 UTC

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