GlobalTel is a phone service provided by InterActive Media Technologies, Inc. It provides Universal International Free Number (UIFN), Direct dial, Callback and Calling card service to customers in over 200 countries. Additional services include CallMeBack, prepaid phone cards, carrier and switching services for resellers and phone card distributors. The company is based in Boca Raton, Florida, and was founded in 1991 by president and CEO, Steven M. Williams. The company was ranked in the top 100 by South Florida Business Journal from 1995-2001.