About CALL

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. Founded in 1991, InterCall offers telephony, messaging, conferencing and collaboration tools for businesses of all sizes, from large global enterprises – more... 

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3.9
Based on 65 reviews
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Headquarters
Chicago Illinois, United States
Revenue
$75 Million
Employees
1,001 to 5,000
Industry
Links
CALL website