There are 3 NFL teams whose names purport them to represent an entire state rather than a city:
Minnesota Vikings
Tennessee Titans In addition, there is 2 more teams that do not represent either a city or a single state, but a region. Carolina Panthers
New England Patriots In addition, there is 1 more team that does not represent either a city or a single state, but a body of water Tampa Bay Buccaneers
Three.Brigham Young UniversityUniversity of HoustonWashington State University.
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The question should be: How many states have cities named after them in THEIR state? (If it is worded in this manner.) Or better yet: How many states also have a city with a matching name, such as Kansas City, Kansas?
Jefferson city
While Poseidon was the protector of many Greek city-states, none were named for him directly.
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Milwaukee is the name of a city located in the state of Wisconsin
Many states have a city named Washington. For example, Illinois has a city called Washington.
Vancouver is a city in Washington State. It is the only city in the United States with the name Vancouver.
The Vatican has no football teams.
There is currently only one team in North America that is named the Raptors. There were several teams named the Raptors but they aren't named that any longer.
No, sometimes not even in the same state. For many years the Detroit Lions played and practiced in Pontiac. The Washington Redskins play in Maryland. The New York Jets and the New York Giants play in New Jersey.