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.

Mason, OH

1 2 3 4 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
283-210 A CNCNOHBVBMD  732J NUSO, LLC 922      
283-210 0   464C ONVOY, LLC - OH 922   2024-02-29   
283-210 1 CNCNOHBVBMD  732J NUSO, LLC 922   2023-10-13   
283-210 7   6529 T-MOBILE USA, INC. 922   2024-03-21   
283-210 8   6529 T-MOBILE USA, INC. 922   2024-03-21   
283-210 9   6529 T-MOBILE USA, INC. 922   2024-03-21   
513-204 A RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922      
513-204 0 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2007-02-12   
513-204 1 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2008-01-05   
513-204 2 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2006-12-12   
513-204 3 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2005-01-31   
513-204 4 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2004-12-02   
513-204 5 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2007-04-16   
513-204 6 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2008-02-24   
513-204 7 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2007-07-19   
513-204 8 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2007-07-19   
513-204 9 CNCNOHAF2MD  001F BANDWIDTH.COM CLEC, LLC - OH 922   2009-01-04   
513-229 A RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922      
513-229 0 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922      
513-229 1 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922      
513-229 2 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922      
513-229 3 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922      
513-229 4 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922      
513-229 5 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922      
513-229 6 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922      
513-229 7 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922      
513-229 8 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922      
513-229 9 CNCNOHBVDS6  3395 PNG TELECOMMUNICATIONS INC DBA POWER NET GLOBAL-OH 922   2003-08-28   
513-234 A CNCNOHFBDS0  7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 922      
513-234 0 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2005-11-09   
513-234 1 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2006-09-04   
513-234 2 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2006-09-04   
513-234 3 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2006-10-23   
513-234 4 CNCNOHBVDS7  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 922   2005-10-09   
513-234 5 CNCNOHBVDS7  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 922   2005-10-09   
513-234 6 CNCNOHFBDS0  7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 922      
513-234 7 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2008-01-06   
513-234 8 CNCNOHFBDS0  7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 922      
513-234 9 CNCNOHFBDS0  7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 922      
513-336 A MASNOHXARS1  0661 UNITED TEL. CO. OF OHIO DBA CENTURYLINK 922      
513-339 A MASNOHXARS1  0661 UNITED TEL. CO. OF OHIO DBA CENTURYLINK 922      
513-398 A MASNOHXARS1  0661 UNITED TEL. CO. OF OHIO DBA CENTURYLINK 922      
513-445 A CNCNOHBVDS7  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 922      
513-445 0 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2007-07-19   
513-445 1 RSMYOHRODS0  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 922   2007-08-19   
513-445 2 CNCNOHAF2MD  001F BANDWIDTH.COM CLEC, LLC - OH 922   2010-03-01   
513-445 3 CNCNOHBVDS7  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 922   2008-04-03   
513-445 4 CNCNOHAF2MD  001F BANDWIDTH.COM CLEC, LLC - OH 922   2010-08-08   
513-445 5 CNCNOHBVDS7  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 922   2006-02-12   
513-445 6 CNCNOHBVDS7  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 922   2006-02-12   

1 2 3 4 >>

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.