There are 35 states with a city named Springfield. Even though Springfield is often thought of as the most popular city name, it is not even on the list of the top ten city names.
There is not a single city or town name that is found in every single state, but Springfield is a rather popular city name. Some of states actually have more than one city named Springfield. Wisconsin has five cities with the name Springfield. Springfield, Missouri is the most populous city with this name. As of 2015, it has a population of more than 420,000 people in its metro area. In addition, Springfield, Illinois is that state's capitol.