February 2, 2018 - February 4, 2018 Wharton Cup Racquet Club of Chicago 1365 North Dearborn Parkway, Chicago, United States
February 2, 2018 - February 4, 2018 Hickey Cup National Tennis Club 194 Bellevue Avenue, Newport, RI, United States
February 2, 2018 - February 4, 2018 Greevy Cup Prince's Court 1800 Old Meadow Road, McLean, VA, United States
February 16, 2018 - February 19, 2018 Gold Racquet The Tuxedo Club 1 W Lake Rd, Tuxedo Park, NY, United States
February 23, 2018 - February 25, 2018 Ladies Invitational Racquet Club of Philadelphia 215 S 16th Street, Philadelphia, PA, United States Ladies level championships
March 16, 2018 - March 18, 2018 U.S. 60s & 70s Aiken Tennis Club 146 Newberry St, Aiken, SC, United States
March 16, 2018 - March 18, 2018 U.S. 70s Aiken Tennis Club 146 Newberry St, Aiken, SC, United States Singles and doubles championships for amateurs ages 70 years and over
April 20, 2018 - April 22, 2018 U.S. Amateur Singles Racquet Club of Philadelphia 215 S 16th Street, Philadelphia, PA, United States