- Abbey Road Athletic Club
- Abell Consulting & Training
- Ann Rockwell
- Annapolis Area Tennis School
- Baltimore Fitness & Tennis
- Baltimore Tennis Patrons
- Beginner's World Tennis
- Better Tennis
- Bullis Tennis Ctr
- C E Sports Tennis
- C E Sports Tennis
- Calvert County Tennis Assn
- Canyon Gate Tennis Shop
- Carrington Tennis & Sports
- Charles County Tennis Patrons
- Charlotte Tennis Academy LTD
- Competitive Training Camps
- Consultant Resources Inc
- Dewey Hanscom Tennis Instrctn
- Donald R Campbell
- Galaxys Enterprises
- Golden Set Inc
- High Point Tennis Academy
- Hopewell Valley Tennis & Swim
- JK Sports
- Judith Kulp
- Julie Emrick
- LHM Marketing
- Longfellow Sports Club
- Louis A Perras
- Maitland Tennis
- Mashantum Tennis Club
- Mazarick Tennis Ctr
- National Players Tennis Acad
- Panther Valley Golf
- Park Ridge Tennis Academy
- PATS Tennis
- Pinerock Tennis Club
- Port Huron Tennis House
- Robert Linville's Prcsion Golf
- Sandy Dobbrow Tennis
- Shawn's Custom Stringing
- SMU Tennis Ctr
- Southern Ocean Tennis
- Southern Village Racquet Club
- St Paul Stringing & Tennis
- St Paul Tennis Club
- Start Right Tennis Development
- Sunset Park Tennis
- Tennis Advancement Program Inc
- Tennis Pro Shop
- Upper Valley Sports Inc
- USPTA
- Usta Northern Section
- Vineyard Youth Tennis Inc
- Westwood Tennis Club
- Woodcroft Swim & Tennis Club
- Yellowstone Racquet & Health
- Young's Tennis
