Guyama, Ponce, San Juan, others, all in Puerto Rico Hagatna (Agana), Guam Puerto Rico, Guam and the U. S. Virgin Islands are all U. S. territories; therefore I believe all cities in those territories could be called U. S. cities, but none are actually "in the states."
No. The US has states, districts, and territories.
Washington, D.C. is the capital city of the 50 US states.
There are two states in the US that have a city named Portland: Oregon and Maine.
Kansas City is a city located in the United States that can be said to have "us" in the middle.
No state has a city named Gnome.
Washington D.C. is the capital city of the United States.
Pennsylvania
No.
Missouri
yes
provide states with city county town named denmark is us
New York City has the highest population in the United States.