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.

Carrollton, TX

<< 1 2 3 4 5 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
469-546 0 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
469-546 1 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
469-546 2 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
469-546 3 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
469-546 4 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
469-546 5 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-11-18   
469-546 6 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
469-546 7 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2011-04-04   
469-546 8   145J TERRA NOVA TELECOM INC. 552   2023-04-29   
469-546 9 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-07-03   
469-557 A CRTNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
469-557 0 CRTNTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
469-557 1 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-02-24   
469-557 2 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2010-12-27   
469-557 3 DLLSTXREDS0  7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552   2009-12-21   
469-557 4 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2024-01-20   
469-557 5 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2024-01-20   
469-557 6 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2011-02-25   
469-557 7 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2011-02-11   
469-557 8 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-06-02   
469-557 9 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2013-11-29   
469-568 A   903C ONVOY, LLC - TX 552      
469-574 A DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
469-574 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
469-574 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
469-574 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
469-574 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
469-574 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
469-574 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
469-574 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
469-574 8   145J TERRA NOVA TELECOM INC. 552   2025-11-10   
469-574 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
469-669 A FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
469-669 0 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2019-08-12   
469-669 1 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2019-11-17   
469-669 2 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2019-12-04   
469-669 3 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2019-12-04   
469-669 4 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2019-12-21   
469-669 5 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2020-03-29   
469-669 6 FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2019-09-02   
469-669 7 FTWQTXFH0MD  508J CENTURYLINK COMMUNICATIONS, LLC 552   2019-08-12   
469-669 8 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2020-03-29   
469-669 9 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2019-08-11   
469-691 A FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-691 0 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2020-03-29   
469-691 1 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2020-04-17   
469-691 2 DLLATX37EMD  197D VONAGE AMERICA LLC 552   2020-05-08   
469-691 3 DLLATX37EMD  197D VONAGE AMERICA LLC 552   2020-05-08   
469-691 4 FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2019-08-12   
469-691 5 DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2019-11-11   
469-691 6 FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2020-07-20   
469-691 7 DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2020-04-27   
469-691 8 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2020-04-27   
469-691 9 DLLSTX97TMD  939H COMMIO, LLC 552   2021-10-14   
469-701 A DLLSTXHM0MD  829J PAETEC ITEL, LLC 552   2025-01-23   
469-701 0 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2014-05-11   
469-701 1 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2014-05-11   
469-701 2 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2014-01-28   
469-701 3 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2014-05-11   
469-701 4 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2014-05-12   
469-701 5 DLLSTXHM0MD  829J PAETEC ITEL, LLC 552   2014-01-27   
469-701 6 FTWQTXFH0MD  508J CENTURYLINK COMMUNICATIONS, LLC 552   2014-05-19   
469-701 7 DLLSTXHW6MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552   2014-03-08   
469-701 8 DLLSTXHW6MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552   2014-03-08   
469-701 9 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2014-08-30   
469-758 A DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
469-758 0   793K TWC IP ENABLED SERVICES, LLC 552   2016-03-04   
469-758 1   515J IP HORIZON LLC 552   2016-04-05   
469-758 2 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2016-02-20   
469-758 3 DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2016-02-29   
469-758 4 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2016-04-22   
469-758 5 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2016-04-22   
469-758 6   793K TWC IP ENABLED SERVICES, LLC 552   2016-06-02   
469-758 7 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2016-04-13   
469-758 8 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2016-04-13   
469-758 9 FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2016-04-13   
469-892 A DLLSTXTLDS7  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-892 0 IRNGTXXBXTY  903C ONVOY, LLC - TX 552      
469-892 1 DLLSTXTLDS7  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-892 2   793K TWC IP ENABLED SERVICES, LLC 552      
469-892 3 DLLSTXTLDS7  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-892 4   793K TWC IP ENABLED SERVICES, LLC 552   2011-08-15   
469-892 5   793K TWC IP ENABLED SERVICES, LLC 552   2007-07-09   
469-892 6   793K TWC IP ENABLED SERVICES, LLC 552   2007-07-09   
469-892 7 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2008-08-29   
469-892 8 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-02-21   
469-892 9 DLLSTXTLDS7  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-896 A FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-896 0 DLLSTXAL7MD  073H TELNYX LLC 552   2020-12-05   
469-896 1 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2021-02-18   
469-896 2 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2021-02-18   
469-896 3 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2021-02-18   
469-896 4 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2021-02-18   
469-896 5 DLLSTX97TMD  939H COMMIO, LLC 552   2021-10-14   
469-896 6 FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2020-11-27   
469-896 7 IRNGTXXBXQY  624H ONVOY SPECTRUM, LLC 552   2022-01-27   
469-896 8 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2024-08-14   
469-896 9 DLLSTX97TMD  939H COMMIO, LLC 552   2021-10-14   
469-900 A FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
469-900 0 IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2015-06-12   

<< 1 2 3 4 5 >>

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.