Calling Card Services
Click4prepaid was designed to provide its users with the best prepaid telecom solutions possible without sacrificing quality.
http://www.click4callingcard.com/about.asp

Powwownow Conference Calls
Powwownow offer free conference calls to the masses. The process is simple, just dial and type in your personal pin and you are done.
http://www.powwownow.co.uk

Order Taking Call Center
Americall is a leader in inbound and outbound call center services since 1938. We offer advanced custom solutions to companies like yours supported by professionals.
http://www.americall.com/order-taking.htm