4
3
d
All states have a town or city named Springfield.
Yes, I live in Massachusetts, and their is a town named Marion here.
No
Yes. There is a town in Arizona named Why.
No city or town in the United States has the name Buster.
YES
There is only one town in the US named Henniker: Henniker, New Hampshire.
YES
With the possible exception of some tiny town somewhere, I can find no reference to any American town named "Barcelona", let alone a city with that name in the USA.