PowWowNow - Conference Calls
PowWowNow is a simple conference calls service. No registration is required and participants only pay for their own call (typically d 5?/min+TAX).
http://www.powwownow.com/
BestinUC | Business Communications Systems
A blog that covers everything related to unified communications and business communication systems including VOIP and video conference
http://www.bestinuc.com/