Minnesota Public Radio/M P R, 480 Cedar St, Saint Paul, MN 55101, US

Founded in 1967, Minnesota Public Radio is one of the premier public radio organizations in the United States. Headquartered in St. Paul, Minn., the organization operates a regional network of more than 35 stations, covering Minnesota and parts of Wisconsin, the Dakotas, Michigan, Iowa and Idaho. Operating as American Public Media, Minnesota Public Radio is also the country's biggest station-based producer of national public radio programs. It is a recipient of a four-star rating from Charity Navigator, which is one of America's largest independent evaluator of charities and meets all standards of the Charities Review Council. Minnesota Public Radio serves a regional population of over 5 million people and more than 750,000 listeners each week. It is also one of the largest producers and distributors of classical music programming in the U.S. With assistance from the state of Minnesota, Minnesota Public Radio maintains and improves the technical infrastructure to the state's Emergency Alert System by providing signals to all other radio, television and cable stations in Minnesota.