United States of America
From the Super Mario Wiki
Ads keep the MarioWiki independent and free :)
In several episodes of The Adventures of Super Mario Bros. 3, various locations in America were traveled to. Those include Brooklyn, Washington, D.C., Hawaii, Hollywood, New York City, Kansas and Florida.
In "Reptiles in the Rose Garden", Bowser and Kootie Pie Koopa take over America by traveling to Washington, D.C. and abducting the President by warping the White House to Dark Land. Until the President's return, Bowser makes Kootie Pie "Empress of America".
States and cities
This lists every state, city, and related vicinity that has appeared within the Mario franchise.
This lists all those who have lived in the country within the Mario franchise, including those who have since passed away.