For paid services, asterisk is one of the most popular. Pure Voice comes in at second place, and offers fairly competitive prices.
There are a lot of conference call service providers, but to be serviced by them it will depend entirely on which area you reside, to name a few AT&T and Verizon both offer these.
For the best prices on conference calling providers check out freeconference.com. Another great source is www.conferencecall.com. These are two of my personal favorites when it comes to conference call providers.
According to Top Ten Reviews, the 5 best conference call providers in the United States are Infinite Conferencing, WebEx, Conference Calling, AccuConference, and Zip Conferencing.
A free conference calling provider is one that allows one to make a conference call for free. Some examples of free conference calling providers are GoToMeeting and PowWowNow.
One can have an instant conference call by using conference software such as Go To Meeting or or Call Fire. Communication providers such as Century Link and Verizon also offer conference call programs for electronic devices of all kinds.
"There are several conference call providers out there. FreeConference, ACCUConference, TollFreeConferencing, and Conference Plus are just a few of the choices out there. By visiting their websites and learning more about their services you can determine the best one for your needs."
There are a few companies that offer cheap conference call rates. Some of these companies include Bows Conference Calling, Conference Call Sun Limited, or Zip Conferencing.
There are plenty of conference calls that you can choose from. To find information I would suggest on going in the following site: www.freeconference.com
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Nearly all major VOIP providers allow you to make conference calls. Check with yours to find out exactly how to do it. A good resource is voipguides.blogspot.com.
Most telephone service providers offer conference calling facilities. There is rarely any need to seek specialist services.
"CNET is a great technology resource to use in looking up product information. This site will offer information on price, performance and rating for conference call providers, including AT&T."