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.

Dallas Fort Worth Airport, TX

<< 1 2 3 4 5 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
469-699 7 IRNGTXXBXQY  624H ONVOY SPECTRUM, LLC 552   2021-05-23   
469-699 8 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2022-03-10   
469-699 9 DLLSTX97X5X  965H FRACTEL, LLC 552   2020-11-05   
469-751 A DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
469-751 0 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
469-751 1 IRNGTXXBXQY  624H ONVOY SPECTRUM, LLC 552   2021-05-23   
469-751 2 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2013-06-14   
469-751 3   145J TERRA NOVA TELECOM INC. 552   2021-05-19   
469-751 4 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2013-05-18   
469-751 5 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2013-05-18   
469-751 6 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2013-05-18   
469-751 7 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2013-06-14   
469-751 8 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2013-06-14   
469-751 9 IRNGTXXBXQY  624H ONVOY SPECTRUM, LLC 552   2021-05-23   
469-784 A DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
469-784 0 DLLATX37EMD  197D VONAGE AMERICA LLC 552   2020-05-18   
469-784 1 DLLATX37EMD  197D VONAGE AMERICA LLC 552   2020-05-18   
469-784 2 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2020-03-28   
469-784 3 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2020-03-28   
469-784 4 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2020-03-28   
469-784 5 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2020-03-28   
469-784 6 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2020-03-28   
469-784 7 FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2020-05-08   
469-784 8 FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2020-05-08   
469-784 9 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2020-09-26   
469-844 A DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
469-844 0 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2015-01-16   
469-844 1 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2015-01-16   
469-844 2 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-01-11   
469-844 3 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-03-07   
469-844 4 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2004-01-13   
469-844 5 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-03-07   
469-844 6 DLLSTXHM4MD  7409 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - TX 552   2013-01-04   
469-844 7 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2015-01-16   
469-844 8 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2015-01-16   
469-844 9 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
945-356 A DLLSTX97X5X  965H FRACTEL, LLC 552      
945-356 0 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2021-08-16   
945-356 1 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2022-01-27   
945-356 2 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2022-04-18   
945-356 5 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-06-28   
945-356 6 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-07-17   
945-356 7   965H FRACTEL, LLC 552   2021-01-24   
945-356 9   965H FRACTEL, LLC 552   2021-01-24   
945-837 A DLLSTX97X9X  516J TON80 COMMUNICATIONS, LLC 552      
945-837 0 DLLSTXAL7MD  073H TELNYX LLC 552   2022-09-01   
945-837 4 DLLSTX97X9X  516J TON80 COMMUNICATIONS, LLC 552   2022-03-10   
945-842 A DLLSTX97X5X  965H FRACTEL, LLC 552      
945-842 5 DLLSTX97X5X  965H FRACTEL, LLC 552   2022-04-01   
972-426 A DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      

<< 1 2 3 4 5 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.