Organizers
- USTA Mid-Atlantic Section
- USTA Mid-Atlantic/Maryland
- USTA Midwest Section
- USTA Missouri Valley
- USTA Missouri Valley Section
- USTA Nevada
- USTA New England
- USTA NorCAL
- USTA NorCal
- USTA Northern
- USTA Northern Califonira Section
- USTA Northern California
- USTA Pacific Northwest
- USTA Play Day Coordinator and 10& Under Tennis Target Market Coordinator
- USTA Southern
- USTA Southern California
- USTA Tennessee
- USTA Texas
- USTA TSR
- USTA TSR
- USTA VERMONT
- USTA Vermont
- USTA/DC
- USTA/ITA National Summer Championships (Indiana University)
- USTA/MAS
- USTA/Mid-Atlantic Section
- USTA/Midwest Section
- USTA/Norcal
- USTA|MAS
- USTA-MT
- USTSA
- USVItennis.com (United States Virgin Islands Tennis)
- UT Tyler Athletics
- Utah Athletic Center
- Utah Bike Racing
- Utah Endurance Events
- Utah Military Academy
- Utah Run
- Utah State Parks and Recreation
- Utah Tech University Softball
- Utah Tennis Association
- Utah Valley Classic
- Utah Valley Marathon
- Utah Women's Basketball Camps
- UTD Sports Limited
- UTE ASO-RPM, UNION TEMPORAL EMPRESAS, LEY 18-82
- Ute Creek Golf Course
- Ute Mountaineer
- Ute Pass Elementary School
- Ute Stampede Fun Run
