| Fort Wayne Track Club | | Official site providing an Indiana running calendar with a focus on northeast Indiana and northwest Ohio running events. |
| Hoosier Rails-to-Trails | | A guide to rail-trails including maps, details, news, events, photos, projects, membership info, technical assistance, and regional trail groups. |
| Indiana Baseball Hall of Fame | | Recognizing the accomplishments and contributions of major/minor league players and coaches, high school and college coaches, veterans and contributors. |
| Indiana Snow Skiing Links | | Snow skiing links, links to skiing and snowboarding clubs in Indiana and links to Indiana ski resorts. |
| Indiana Soccer League | | Information on bylaws, calendar, registration, links and contacts. Includes FAQs, a mailing list request and forms. |
| Indiana Waterfalls | | Information about waterfalls in Indiana. Included are descriptions, images, and directions to the falls. |
| IndianaOutfitters.com | | Offers detailed information on Indiana's public lands, with a state-wide directory of outdoor outfitters. |
| IndianaWaterSki.org | | Dedicated to promote organized water skiing and encourage water safety. Includes membership information, schedules, photographs, a list of officials, clubs, classifieds and a message board. |
| Inline Skating in Indiana | | Information about inline skating lessons, shops, places to skate, roller hockey, and magazines in Indiana, from About.com. |
| Special Olympics Indiana | | Provides year-round sports training and athletic competition in a variety of sports for children and adults with mental retardation. |
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