The Franklin Center is a 60-story skyscraper completed in 1989 as the AT&T Corporate Center to consolidate the central region headquarters of the American Telephone & Telegraph Company (AT&T). It stands at a height of 1,021 ft and contains 1,700,000 sq ft in the Loop neighborhood of downtown Chicago. It is located two blocks east of the Chicago River and northeast of the Willis Tower with a main address of 227 West Monroe Street and an alternate address of 100 South Franklin Street. in the Loop community area of downtown Chicago. The supertall building is the tallest constructed in Chicago in the last quarter of the 20th Century. At the time of its completion, it was the 5th tallest in Chicago and the 9th tallest in the United States. It contains office and retail space and a 350-space garage. Tishman Speyer acquired the property in 2004 and renamed the adjacent USG Building as Franklin Center in 2007 after USG relocated its offices. The name was later applied to the entire complex.
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