Sullivan is a part of the Milwaukee metro area of Wisconsin. It's known as the location of the National Weather Service forecast office for WXJ-87. Major attractions include snowmobile trails and bike trails. Each year in the fall season there is World's Greatest Junk Parade. Among the biggest companies in Sullivan are Premier Bank, and Gaugert's Mobil Mart. The biggest school here is Sullivan Elementary School. One of the best places to visit when you are in Sullivan is Rome Riverside Campground.