The Franklin Center is a 60-story supertall skyscraper completed in 1989 as the AT&T Corporate Center to consolidate the central region headquarters of the American Telephone & Telegraph Company (AT&T).[2] It stands at a height of 1,007 ft (307 m) and contains 1.7 million sq ft (160,000 m2) in the Loop neighborhood of downtown Chicago.[3] 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[4] in the Loop community area of downtown Chicago.