Conference call is all about talking to multiple parties at same time. All the added parties can listen to the audio portion of the call. Some of the conference calls are designed so all the parties may also be able to participate in the call equally and calling party has the option to setup the call whether the called party can speak or not during the call. Commonly known as conference call it is also called as Audio Tele-Conference (ATC). Why there is a need of conference call? Communication in any business is vital. To share the problems, ideas, discussion on any other important company issues and facing challenges together is the basic purpose of this type of communication. You can hold the meeting with the company employees and individuals all across the globe by sitting in your own office building. There is a long list of conference call providers today. We have evaluated each on the basis of the conferencing features they provide to you, the extent of file sharing, the help and support to the customers by the company and the interactive abilities. Here is a list of top 10 best conference call providers today.