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.

NPA: 678 [Rate centres in NPA 678] [Dial plan for NPA 678]

NXX: 723

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
678-723 A Senoia GA ATLNGABU22Z  829J PAETEC ITEL, LLC 438      
678-723 0 Senoia GA ATLNGABU22Z  829J PAETEC ITEL, LLC 438      
678-723 1 Senoia GA ATLNGABUXZY  983E BANDWIDTH.COM CLEC, LLC - GA 438   2015-01-03   
678-723 2 Senoia GA ATLNGAHPDS8  6116 LEVEL 3 COMMUNICATIONS, LLC - GA 438   2012-12-07   
678-723 3 Senoia GA ATLNGAHPDS8  6116 LEVEL 3 COMMUNICATIONS, LLC - GA 438   2008-04-28   
678-723 4 Senoia GA ATLNGAHPDS8  6116 LEVEL 3 COMMUNICATIONS, LLC - GA 438   2005-03-20   
678-723 5 Senoia GA ATLNGABUXZY  983E BANDWIDTH.COM CLEC, LLC - GA 438   2010-09-10   
678-723 6 Senoia GA ATLNGABUXZY  983E BANDWIDTH.COM CLEC, LLC - GA 438   2015-07-02   
678-723 7 Senoia GA ATLNGATLFMD  516C AT&T CORP. 438   2009-08-03   
678-723 8 Senoia GA ATLNGABUXZY  983E BANDWIDTH.COM CLEC, LLC - GA 438   2011-01-01   
678-723 9 Senoia GA ATLNGABUXZY  983E BANDWIDTH.COM CLEC, LLC - GA 438   2012-06-22   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.