There is also a course lookup on usga's webpage: United States Golf Association

p.s. I bolded the u on purpose, it is course not coarse.

You play golf on a golf course, but use a coarse scrubby pad to clean your clubs. Or maybe, the group ahead of yours was very coarse, you could hear the swearing from well up the fairway and they never repaired their ballmarks. Definition of coarse - Merriam-Webster Online Dictionary In any way, coarse is very different from course