The 35/45/55 Indoors is being held in Homewood, IL the 14-18 of May (Thursday-Monday). To enter click here: http://tennislink.usta.com/tournaments/TournamentHome/Tournament.aspx?T=156764
If you prefer to enter via snail mail, you can download an entry form here:
There’s also a pro-am the evening prior to the start of the tournament. You can download information for that event here: