NSGA Tour
For players ages 50 and over with a description of the organization, tour format, results, a course of the month and a calendar of events.
http://www.nsgatour.com/
Senior Golfers America
Amateur senior golf association for men and women golfers age 55+ who play 3-day tournaments at the leading US resorts. Non-golfing spouses welcome.
http://www.seniorgolfersamerica.com/
Senior Par Plus Golf
Scores, handicaps, news of Waukesha County's senior golf league.
http://www.seniorparplusgolf.com/