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: 704 [Rate centres in NPA 704] [Dial plan for NPA 704]

NXX: 879

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
704-879 A Lowell NC   793K TWC IP ENABLED SERVICES, LLC 422   2025-04-02   
704-879 0 Lowell NC   829J PAETEC ITEL, LLC 422   2009-12-24   
704-879 1 Lowell NC   998E BANDWIDTH.COM CLEC, LLC - NC 422   2008-11-22   
704-879 2 Lowell NC   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 422   2011-03-05   
704-879 3 Lowell NC   638E ONVOY, LLC - NC 422   2011-09-10   
704-879 4 Lowell NC   793K TWC IP ENABLED SERVICES, LLC 422   2007-01-09   
704-879 5 Lowell NC   998E BANDWIDTH.COM CLEC, LLC - NC 422   2011-06-18   
704-879 6 Lowell NC   516C AT&T CORP. 422   2009-08-21   
704-879 7 Lowell NC   793K TWC IP ENABLED SERVICES, LLC 422   2013-05-21   
704-879 8 Lowell NC   511C SOUTH CAROLINA NET, INC. - NC 422   2007-03-18   
704-879 9 Lowell NC   793K TWC IP ENABLED SERVICES, LLC 422   2009-10-13   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.