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.

Troy, OH

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
937-216 A HRTPOHBLGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328      
937-332 A TROYOHXADS0  0615 FRONTIER NORTH, INC. - OH 328      
937-335 A TROYOHXADS0  0615 FRONTIER NORTH, INC. - OH 328      
937-339 A TROYOHXADS0  0615 FRONTIER NORTH, INC. - OH 328      
937-440 A TROYOHXADS0  0615 FRONTIER NORTH, INC. - OH 328      
937-524 A DYTNOHIU0MD  6664 SPRINT SPECTRUM L.P. 328      
937-524 0   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2008-05-16   
937-524 1   6664 SPRINT SPECTRUM L.P. 328      
937-524 2   7836 INTERMEDIA COMMUNICATIONS INC. - OH 328   2004-06-11   
937-524 3   6664 SPRINT SPECTRUM L.P. 328      
937-524 4   6664 SPRINT SPECTRUM L.P. 328      
937-524 5   001F BANDWIDTH.COM CLEC, LLC - OH 328   2009-01-04   
937-524 6   6664 SPRINT SPECTRUM L.P. 328      
937-524 7   6664 SPRINT SPECTRUM L.P. 328      
937-524 8   6664 SPRINT SPECTRUM L.P. 328   2009-03-25   
937-524 9   6664 SPRINT SPECTRUM L.P. 328      
937-552 A DYTNOH15OMD  7421 AT&T LOCAL 328      
937-552 0   7421 AT&T LOCAL 328      
937-552 1   6664 SPRINT SPECTRUM L.P. 328   2005-06-04   
937-552 2   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-09-18   
937-552 3   001F BANDWIDTH.COM CLEC, LLC - OH 328   2010-02-20   
937-552 4   7836 INTERMEDIA COMMUNICATIONS INC. - OH 328   2005-12-12   
937-552 5   001F BANDWIDTH.COM CLEC, LLC - OH 328   2010-09-02   
937-552 6   6664 SPRINT SPECTRUM L.P. 328   2011-01-26   
937-552 7   547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 328   2007-02-16   
937-552 8   0615 FRONTIER NORTH, INC. - OH 328   2007-09-20   
937-552 9   547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 328   2008-02-06   
937-573 A DYTNOHIBDS1  7163 ICG TELECOM GROUP - OH 328      
937-573 0   7163 ICG TELECOM GROUP - OH 328      
937-573 1   6664 SPRINT SPECTRUM L.P. 328   2012-01-12   
937-573 2   309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2003-11-02   
937-573 3   7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2004-06-12   
937-573 4   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2003-06-24   
937-573 5   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2004-12-30   
937-573 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2003-10-13   
937-573 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2003-06-10   
937-573 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2003-10-13   
937-573 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2005-06-25   
937-703 A   600F CBTS TECHNOLOGY SOLUTIONS LLC OH 328      
937-703 0   600F CBTS TECHNOLOGY SOLUTIONS LLC OH 328   2012-11-14   
937-703 1   547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 328   2013-02-03   
937-703 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2014-09-29   
937-703 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2014-10-17   
937-703 4   001F BANDWIDTH.COM CLEC, LLC - OH 328   2015-06-05   
937-703 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2014-11-18   
937-703 6   7532 TELEPORT COMMUNICATIONS AMERICA, LLC - OH 328   2014-02-19   
937-703 7   7575 CENTURYLINK COMMUNICATIONS LLC 328   2014-06-01   
937-703 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2014-12-06   
937-703 9   547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 328   2013-10-10   
937-761 A   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2019-11-17   

1 2 >>

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.