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.

Westfield, TX

<< 1 2 3 4 5 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
281-742 2 HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560   2010-06-07   
281-742 3 HSTOTXRWDS5  327E YMAX COMMUNICATIONS CORP. - TX 560   2011-03-25   
281-742 4 HSTOTXRWDS5  327E YMAX COMMUNICATIONS CORP. - TX 560   2011-03-25   
281-742 5 HSTNTXWEDS0  9533 SOUTHWESTERN BELL 560      
281-742 6 HSTOTXRWDS5  327E YMAX COMMUNICATIONS CORP. - TX 560   2011-03-25   
281-742 7 HSTNTX01DS5  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2010-09-09   
281-742 8 HSTOTXRWDS5  327E YMAX COMMUNICATIONS CORP. - TX 560   2011-03-25   
281-742 9 HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-03-25   
281-784 A HSTNTXWEDS0  9533 SOUTHWESTERN BELL 560      
281-784 0 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-05-22   
281-784 1 HSTNTXWEDS0  9533 SOUTHWESTERN BELL 560      
281-784 2 HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2011-08-30   
281-784 3 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2011-11-21   
281-784 4 HSTNTXWEDS0  9533 SOUTHWESTERN BELL 560      
281-784 5 HSTNTXWEDS0  9533 SOUTHWESTERN BELL 560      
281-784 6 HSTNTXWEDS0  9533 SOUTHWESTERN BELL 560      
281-784 7 HSTNTXWEDS0  9533 SOUTHWESTERN BELL 560      
281-784 8 HSTNTXWEDS0  9533 SOUTHWESTERN BELL 560      
281-784 9 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2016-04-04   
281-821 A HSTNTXWEDS0  9533 SOUTHWESTERN BELL 560      
281-869 A HSTOTX42DS0  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-869 0 HSTOTX42DS0  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-869 1 HSTOTXRWDS3  8958 XO TEXAS, INC. 560   2011-01-10   
281-869 2 HSTOTXRWDS3  8958 XO TEXAS, INC. 560   2011-01-10   
281-869 3 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2012-08-16   
281-869 4 HSTNTX01X7X  516C AT&T CORP. 560   2012-01-05   
281-869 5 HSTOTX42DS0  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-869 6 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2012-12-17   
281-869 7 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2011-09-02   
281-869 8 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2003-10-25   
281-869 9   515J IP HORIZON LLC 560   2015-03-23   
281-951 A HSTNTXSXDS1  8833 LOGIX COMMUNICATIONS CORPORATION - TX 560      
281-982 A HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-982 0 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-12-11   
281-982 1 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-12-11   
281-982 2 HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-982 3 HSTNTX01X7X  516C AT&T CORP. 560   2007-02-15   
281-982 4 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-12-11   
281-982 5 HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2014-07-07   
281-982 6 HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2017-03-27   
281-982 7 HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2014-11-03   
281-982 8 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2010-07-10   
281-982 9 HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
346-566 A HSTNTXJAXBY  965H FRACTEL, LLC 560      
346-566 0 HSTNTXYAHMD  073H TELNYX LLC 560   2021-07-12   
346-566 1 HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2021-11-25   
346-566 2 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-07-12   
346-566 3 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-07-12   
346-566 4 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-07-12   
346-566 5 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-07-12   

<< 1 2 3 4 5 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.