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.

Mount Airy, NC

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
336-415 A ELKNNCXAJMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2009-09-21   
336-415 0   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2009-09-21   
336-415 1   6664 SPRINT SPECTRUM L.P. 424   2010-07-16   
336-415 2   6664 SPRINT SPECTRUM L.P. 424   2010-07-16   
336-415 3   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2010-11-18   
336-415 4   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2011-12-31   
336-415 5   580C TIME WARNER CBL INFO SVC (NC) DBA TIME WARNER CBL 424   2013-05-21   
336-415 6   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424   2012-07-18   
336-415 7   7575 CENTURYLINK COMMUNICATIONS LLC 424   2014-02-27   
336-415 8   6664 SPRINT SPECTRUM L.P. 424   2011-02-02   
336-415 9   6664 SPRINT SPECTRUM L.P. 424   2011-02-02   
336-429 A GNBONCEUX9Y  6664 SPRINT SPECTRUM L.P. 424   2004-07-19   
336-429 0   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2004-07-20   
336-429 1   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2004-12-12   
336-429 2   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2004-12-12   
336-429 3   6664 SPRINT SPECTRUM L.P. 424   2004-12-18   
336-429 4   7835 INTERMEDIA COMMUNICATIONS INC. - NC 424   2005-05-01   
336-429 5   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2005-05-02   
336-429 6   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2005-12-11   
336-429 7   6664 SPRINT SPECTRUM L.P. 424   2006-02-26   
336-429 8   6664 SPRINT SPECTRUM L.P. 424   2004-07-19   
336-429 9   6664 SPRINT SPECTRUM L.P. 424   2004-07-19   
336-648 A ELKNNCAF1MD  6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424      
336-648 0   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2003-01-04   
336-648 1   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2003-01-04   
336-648 2   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2003-01-04   
336-648 3   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2003-01-04   
336-648 4   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2003-01-04   
336-648 5   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2003-01-04   
336-648 6   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2003-01-04   
336-648 7   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2003-01-04   
336-648 8   035B PIEDMONT COMMUNICATIONS SERVICES, INC. - NC 424   2009-04-12   
336-648 9   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2009-04-09   
336-673 A   580C TIME WARNER CBL INFO SVC (NC) DBA TIME WARNER CBL 424      
336-673 0   580C TIME WARNER CBL INFO SVC (NC) DBA TIME WARNER CBL 424   2015-07-27   
336-673 1   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2015-09-14   
336-673 2   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2018-07-19   
336-673 3   998E BANDWIDTH.COM CLEC, LLC - NC 424   2015-11-09   
336-673 4   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2019-02-16   
336-673 5   998E BANDWIDTH.COM CLEC, LLC - NC 424   2019-07-29   
336-673 6   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2016-02-26   
336-673 7   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2018-05-27   
336-673 8   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2017-01-05   
336-673 9   6282 UNITED STATES CELLULAR CORP. - NORTH CAROLINA 424   2017-01-05   
336-710 A ELKNNCXAJMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424      
336-710 0   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424      
336-710 1   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424      
336-710 2   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424      
336-710 3   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424      
336-710 4   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424      

1 2 >>

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.