http://blog.copperconferencing.com/news/ip5280-communications-announces-partnership-with-copper-conferencing-voip-customers-given-access-to-premier-large-group-conferencing-service/ The Copper Conferencing Blog Fri, 05 Mar 2010 21:44:11 -0600 http://wordpress.org/?v=2.8.4 hourly 1