International 3 Pin Bowlers Association
Governing body for three-pin bowling. Includes history, regulations and resources.
http://www.angelfire.com/droid/bowlingthree/

International Bowling Museum
Includes the history of bowling, an online museum gift shop, and various links about the sport of bowling. Located in St. Louis, Missouri.
http://www.bowlingmuseum.com/

College Bowling
Designed for the collegiate level, it provides news, tournament and conference results, in addition to other resources.
http://www.collegebowling.com/

Bowling Fanatic
E-discussion group about bowling all levels including beginner to professional
http://sports.groups.yahoo.com/group/a-bowling-fanatic/

International Bowl Expo
Annual trade show and exposition that offers bowling industry professionals an opportunity to network, review the latest trends, participate in meetings, and educate themselves. Sponsored by the Bowling Proprietors' Association of America (BPAA) and International Bowling Pro Shop and Instructors Association (IBPSIA).
http://www.bowlexpo.com/

BallReviews.com
Bowling ball reviews contributed by site members.
http://www.ballreviews.com/

Bowling Forum
Discussions about the sport and recent events.
http://www.bowling-forum.net/

Briggs Consulting
A firm specializing in sport science for the bowler, as well as professional training and instruction.
http://webpages.charter.net/bowlfit/