||A major contributor to this article appears to have a close connection with its subject. (July 2014)|
|Industry||Telecommunications and Web conferencing|
|Headquarters||Chicago (United States)|
|Key people||Scott Etzler (President)|
InterCall, a subsidiary of West Corporation, is the largest conference and collaborations service provider in the world, and a leading provider of global cloud-based unified communications services. The company claims a customer base of over 2.9 million unique conference leaders[clarification needed] in more than 65,000 organizations and 83 of the Fortune 100.
InterCall is headquartered in Chicago, Illinois, and maintains a strong U.S. presence, including four call centers and 26 sales offices, is bolstered by operations in Canada, Mexico, Latin America, the Caribbean, the United Kingdom, Ireland, France, Germany, Australia, New Zealand, China, India, Hong Kong, Singapore and Japan.
Founded in 1991 as a subsidiary of ITC Holding Company, InterCall offers telephony, messaging, conferencing and collaboration tools for businesses of all sizes, from large global enterprises to small or regional companies. With a global footprint and broad service capabilities, InterCall’s flexible models for hosted, managed and on-premises communication services help companies get the most out of their business processes. 
In 2013, the company executed 25B minutes in conference calls globally and contributed to over $2.6B in revenue (West Corporation)/$1.069 (UC segment).
InterCall was acquired by West Corporation in 2003, beginning a period of rapid growth and acquisition. From 2003 to 2009, InterCall purchased ConferenceCall.com, Raindance, ECI Conference Call Services, Sprint Conferencing, Stream57, Genesys Conferencing, Corvent, POSTcti, SKT BCS, Unisfair and Smoothstone.
- "2011 Top 10 Web Conferencing Software Report - InterCall Review".