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.

Switch: CHTGTNNSXRZ

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-244 2 Cleveland TN 318J COMCAST IP PHONE, LLC 472   2007-10-15   
423-299 9 Benton TN 318J COMCAST IP PHONE, LLC 472   2007-04-15   
423-305 A Chattanooga TN 318J COMCAST IP PHONE, LLC 472      
423-305 0 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2007-04-14   
423-305 1 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2007-04-14   
423-321 8 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2012-02-18   
423-385 8 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2013-08-12   
423-386 5 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2007-10-17   
423-401 7 Soddy Daisy TN 318J COMCAST IP PHONE, LLC 472   2012-03-09   
423-451 7 Soddy Daisy TN 318J COMCAST IP PHONE, LLC 472   2007-04-15   
423-468 3 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2007-09-24   
423-468 4 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2007-09-24   
423-475 5 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2008-03-25   
423-475 6 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2008-03-25   
423-485 3 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2012-04-21   
423-508 8 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2009-04-05   
423-531 3 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2011-03-28   
423-531 8 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2011-03-28   
423-551 5 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2014-05-02   
423-600 A Apison TN 318J COMCAST IP PHONE, LLC 472      
423-600 0 Apison TN 318J COMCAST IP PHONE, LLC 472   2007-05-03   
423-615 A Collegedale TN 318J COMCAST IP PHONE, LLC 472      
423-615 0 Collegedale TN 318J COMCAST IP PHONE, LLC 472   2007-05-03   
423-668 8 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2012-12-21   
423-702 5 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2007-10-17   
423-710 A Chattanooga TN 318J COMCAST IP PHONE, LLC 472      
423-710 1 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2009-05-16   
423-710 2 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2009-05-16   
423-710 3 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2007-10-17   
423-710 8 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2011-09-17   
423-713 A Chattanooga TN 318J COMCAST IP PHONE, LLC 472      
423-713 2 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2015-07-20   
423-769 2 Benton TN 318J COMCAST IP PHONE, LLC 472   2022-10-14   
423-803 3 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2016-02-26   
423-805 5 Chattanooga TN 318J COMCAST IP PHONE, LLC 472   2013-11-19   
423-815 A Whitwell TN 318J COMCAST IP PHONE, LLC 472      
423-815 0 Whitwell TN 318J COMCAST IP PHONE, LLC 472   2007-11-05   
423-910 A Ooltewah TN 318J COMCAST IP PHONE, LLC 472      
423-910 0 Ooltewah TN 318J COMCAST IP PHONE, LLC 472   2007-05-03   
423-910 1 Ooltewah TN 318J COMCAST IP PHONE, LLC 472   2008-10-30   
423-910 5 Ooltewah TN 318J COMCAST IP PHONE, LLC 472   2015-03-26   
706-406 2 Rossville GA 318J COMCAST IP PHONE, LLC 472   2011-07-13   
706-419 8 Rossville GA 318J COMCAST IP PHONE, LLC 472   2012-08-20   
706-539 8 Kensington GA 318J COMCAST IP PHONE, LLC 472   2007-04-15   
706-620 2 La Fayette GA 318J COMCAST IP PHONE, LLC 472   2012-06-07   
706-670 7 La Fayette GA 318J COMCAST IP PHONE, LLC 472   2015-09-15   
706-764 5 Noble GA 318J COMCAST IP PHONE, LLC 472   2007-04-15   
706-820 6 Rossville GA 318J COMCAST IP PHONE, LLC 472   2008-02-28   
706-924 A Chickamauga GA 318J COMCAST IP PHONE, LLC 472      
706-924 2 Chickamauga GA 318J COMCAST IP PHONE, LLC 472   2012-07-23   
706-924 7 Chickamauga GA 318J COMCAST IP PHONE, LLC 472   2015-03-21   
706-944 4 Rossville GA 318J COMCAST IP PHONE, LLC 472   2014-12-12   
706-952 4 Ringgold GA 318J COMCAST IP PHONE, LLC 472   2007-09-30   
706-956 8 Rossville GA 318J COMCAST IP PHONE, LLC 472   2007-04-15   
706-996 8 La Fayette GA 318J COMCAST IP PHONE, LLC 472   2007-04-15   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.