WFMT FM radio transmits from the second tallest building in the United States, which is located in Chicago, Illinois, United States.
 WFMT transmits from the Willis (Sears) Tower. 
The Willis Tower, built as and still commonly referred to as the Sears Tower, is a 110-story, 442.1 m skyscraper in Chicago, Illinois, United States. 
 The Willis Tower is the second-tallest building in the United States and the 16th-tallest in the world. 
