Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Keller, TX

<< 1 2 3 4 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
682-593 4 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-05-12   
682-593 5 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2013-05-07   
682-593 6 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2015-05-23   
682-593 7   792K CHARTER IP ENABLED SERVICES, LLC 552   2013-12-21   
682-593 8   792K CHARTER IP ENABLED SERVICES, LLC 552   2017-04-16   
682-593 9 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-01-20   
817-337 A KLLRTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
817-380 A FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
817-380 0 FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
817-380 1 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2004-11-07   
817-380 2 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2003-07-16   
817-380 3 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-04-28   
817-380 4 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2004-01-13   
817-380 5 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-04-28   
817-380 6 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2006-02-23   
817-380 7 DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2008-03-24   
817-380 8 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-06-24   
817-380 9 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2013-04-26   
817-397 A FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
817-431 A KLLRTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
817-518 A   903C ONVOY, LLC - TX 552      
817-518 0   903C ONVOY, LLC - TX 552      
817-518 1   903C ONVOY, LLC - TX 552      
817-518 2   903C ONVOY, LLC - TX 552      
817-518 3 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2024-06-07   
817-518 4 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2022-09-26   
817-518 5   903C ONVOY, LLC - TX 552      
817-518 6 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2022-09-26   
817-518 7 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2022-09-26   
817-518 8   903C ONVOY, LLC - TX 552      
817-518 9 DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-21   
817-562 A KLLRTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
817-562 0 DLLSTXRIXHZ  478J NUSO, LLC 552   2020-12-20   
817-562 1 KLLRTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
817-562 2 KLLRTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
817-562 3 KLLRTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
817-562 4 KLLRTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
817-562 5 KLLRTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
817-562 6 DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2020-03-25   
817-562 7 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2017-07-02   
817-562 8 KLLRTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
817-562 9 DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-21   
817-623 A   903C ONVOY, LLC - TX 552      
817-623 0   903C ONVOY, LLC - TX 552      
817-623 1   903C ONVOY, LLC - TX 552      
817-623 2   903C ONVOY, LLC - TX 552      
817-623 3   903C ONVOY, LLC - TX 552      
817-623 4 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2022-09-26   
817-623 5 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2022-09-26   
817-623 6   903C ONVOY, LLC - TX 552      

<< 1 2 3 4 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.