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.

Crosby, TX

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
281-328 A CRSBTXXADS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-462 A CRSBTXXADS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-462 0 CRSBTXXADS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-462 1 CRSBTXXADS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-462 2 CRSBTXXADS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-462 3 CRSBTXXADS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-462 4 HSTNTXMOX7X  318J COMCAST IP PHONE LLC 560   2005-11-01   
281-462 5 HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2018-05-04   
281-462 6 BYTWTXXANMD  318C CEBRIDGE TELECOM TX , L.P. - TX 560   2009-12-16   
281-462 7 HSTNTXMOX7X  318J COMCAST IP PHONE LLC 560   2007-02-16   
281-462 8 CRSBTXXADS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 560      
281-462 9 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2018-07-07   
281-666 A HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-666 0 HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-666 1 HSTNTXMOX7X  318J COMCAST IP PHONE LLC 560   2014-12-05   
281-666 2 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2018-05-02   
281-666 3 HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
281-666 4 HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2009-06-19   
281-666 5 HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2016-02-04   
281-666 6 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-04-05   
281-666 7 HSTSTXJV6MD  508J CENTURYLINK COMMUNICATIONS LLC 560   2015-05-21   
281-666 8 HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2013-04-27   
281-666 9 HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2013-04-27   
281-699 A HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-03-06   
281-699 0 HSTNTXYAHMD  073H TELNYX LLC 560   2021-03-10   
281-699 1 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-04-12   
281-699 2 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-04-12   
281-699 3 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-07-17   
281-699 4 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-07-17   
281-699 5 HSTNTXYAHMD  073H TELNYX LLC 560   2021-08-02   
281-699 6   624H ONVOY SPECTRUM, LLC 560   2022-01-19   
281-699 7 BYTWTXXARMD  624H ONVOY SPECTRUM, LLC 560   2021-07-08   
281-699 8 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-03-06   
281-699 9 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-03-06   
346-344 A HSTNTXYADS5  903C ONVOY, LLC - TX 560      
346-344 0 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-11-16   
346-344 1 HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2018-11-18   
346-344 2 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2018-11-01   
346-344 3 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2018-11-01   
346-344 4 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2018-09-07   
346-344 5 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2018-09-07   
346-344 6 HSTNTXYANMD  506J TWILIO INTERNATIONAL INC 560   2020-10-08   
346-344 7 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-11-16   
346-344 8 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2019-07-11   
346-344 9 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2019-07-11   
346-480 A HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-09-24   
346-480 0 BYTWTXXARMD  624H ONVOY SPECTRUM, LLC 560   2021-11-26   
346-480 1 BYTWTXXARMD  624H ONVOY SPECTRUM, LLC 560   2021-11-26   
346-480 3 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-09-24   
346-480 4 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-09-24   

1 2 >>

Last updated: Fri, 13 May 2022 22:16:13 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.