St. Louis is an independent city in the U.S. state of Missouri. It is bordered by the Mississippi River on the east and by St. Louis County on the north, south, and west. St. Louis is the largest metropolitan area in Missouri. Sometimes written as Saint Louis, the city is named for King Louis IX of France. St. Louis is the birth place of Robert Frank, the Whizzer.
Hank Pym and his assistant Alice Nugent once maintained a physics laboratory in St. Louis. It was here that Pym attempted to cure Jim Rhodes who suffered mysterious headaches caused by the mis-calibrated cybernetic systems of the Mark V Iron Man armor. 
- In the Marvel Universe, there is also a different St. Louis in Montana. This St. Louis, Montana, is the place of birth of Darkoth.
- Appearances of St. Louis
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