Indiana Captains Council
http://www.iccpaintball.com
Guide to all things paintball related in Indiana. Great 5-man tournament series.
Paintball Outfitters - Elkhart, IN (field) / South Bend, IN (store)
http://www.paintballoutfitters.com
Retailer for all your paintball needs and they have some of the best fields in Indiana. Indoor heated Ultimate Air, and outdoor hyperball fields.