Post Tower was created in 2002.
Concord Tower was created in 2007.
Americas Tower was created in 1992.
Chautauqua Tower was created in 1891.
Tower Hill Water Tower was created in 1854.
If you are referring to the British Telecom Tower in central London - which used to be called the Post Office Tower - it's 620 feet or 189 metres tall.
The Tower of Druaga was created in 1984.
Bicentennial Tower was created in 1996.
The Broken Tower was created in 1930.
Tower Optical was created in 1932.
Dexia Tower was created in 2006.
Lurie Tower was created in 1996.
Tiffany Tower was created in 2009.