- Libertarian Party of Indiana 156 E. Market St., Suite 405 Indianapolis, IN 46204 Good people American values (317) 920-1994 lpinhq@lpin.org LPIN News Links to Media Coverage Welcome Welcome to the official Internet home of Hoosier Libertarians, LPIN.org. Enjoy the time you spend here learning more about the Libertarian Party of Indiana, the third largest political party in Indiana. I'd like to ...www.lpin.org