| 2 Bounce Tennis, Inc | Palm Desert | CA |
| Advantage Point Tennis | Lafayette | CA |
| Alameda High School | Alameda | CA |
| Anaheim Tennis Center | Anaheim | CA |
| Balboa Tennis Club | San Diego | CA |
| Bay Club SF Tennis | San Francisco | CA |
| Bay-O-Vista Swim & Tennis Club | San Leandro | CA |
| Bladium Sports and Fitness Club | Alameda | CA |
| Braemar Country Club | Tarzana | CA |
| Cello International Tennis Academy | Fairfield | CA |
| Cerritos Tennis Center | Cerritos | CA |
| Chamisal Tennis Club | Salinas | CA |
| Chapman University | Orange | CA |
| City of Irvine Community Services | Irvine | CA |
| City of LA Rec & Parks | Los Angeles | CA |
| City of Santa Monica | Santa Monica | CA |
| Claremont Tennis Club | Claremont | WA |
| Clubsport of Pleasanton | Pleasanton | CA |
| Copper River Country Club | Fresno | CA |
| Costa Mesa Tennis Center | Costa Mesa | CA |
| Eventsmanagers | Cupertino | CA |
| Fountain Valley Tennis Cente | Fountain Valley | CA |
| Fullerton Tennis Patrons | La Habra | CA |
| Hampton Indoor Tennis Center | Riverside | CA |
| Hampton Indoor Tennis Center | Riverside | CA |
| Hampton Indoor Tennis Center | Riverside | CA |
| Irvine Tennis Assn | Irvine | CA |
| Itennis, Inc. | South El Monte | CA |
| Itennis,inc | Riverside | CA |
| JSerra Tennis Complex | San Juan Capistrano | CA |
| La Habra Tennis Center | La Habra | CA |
| La Jolla Beach & Tennis Club | La Jolla | CA |
| Lafayette Tennis Club | Lafayette | CA |
| Laguna Niguel Rqt Club | Laguna Niguel | CA |
| Lakewood Tennis Center | Lakewood | CA |
| Laurel Glenn Tennis Club | Bakersfield | CA |
| Match Tough Tennis | Woodland Hills | CA |
| Monterey Tennis & Fitness | Palm Desert | CA |
| Moore Tennis Acad at Desert Princess CC | Cathedral City | CA |
| Moore Tennis Academy | Cathedral City | CA |
| Mountain Resorts Tennis | Palm Desert, | CA |
| Northridge Tennis Patrons | Angeles | CA |
| Orange Cnty Tns Academy | Anaheim | CA |
| Orange County Community
Tennis Association | Laguna Niguel | CA |
| Orange County Community Tennis Association | Dana Point | CA |
| Orange County Tennis Academy | Anaheim | CA |
| Oxnard Tennis Center | Oxnard | CA |
| Palm Valley Country Club | Palm Desert | CA |
| Peninsula Tennis Club | San Diego | CA |
| Racquet Club of Irvine | Irvine | CA |
| Racquet Club of Irvine | Irvine | CA |
| Ramada Tennis Club | Claremont | CA |
| Ramada Tennis Club | Claremont | CA |
| Rancho Cienega Tennis Shop | Los Angeles | CA |
| Riverside City College | Riverside | CA |
| Riviera Oaks Resort and Racquet Club | Ramona | CA |
| Rollingwood Racquet Club | Fair Oaks | CA |
| Rusty Miller Tennis Academy | Downey | CA |
| Rusty Miller Tennis Academy | Downey | CA |
| Rusty Miller Tennis Academy | Anaheim | CA |
| Rusty Miller Tennis Academy | Anaheim | CA |
| Rusty Millers Anaheim Hills Racquet Club | Anaheim | CA |
| San Joaquin Valley Tennis Academy/Future
Stars 200 | Livermore | CA |
| Santa Barbara Tennis Patrons | Santa Barbara | CA |
| Santa Barbara Tennis Patrons | Santa Barbara | CA |
| Seascape Sports Club | Aptos | CA |
| Sherwood Tennis Center | Salinas | CA |
| South Bay Tennis Center | Torrance | CA |
| Southern California Team Tennis | Northridge | CA |
| Southern California Team Tennis | Northridge | CA |
| Stockton Parks & Recreation | Stockton | CA |
| Sylvano Tennis Academy | Santa Clara | CA |
| The Racquet Centre | Arcadia | CA |
| Top Seed Tennis Academy | Calabasas | CA |
| TR Events | Binghamton | NY |
| TR Events | Binghamton | NY |
| Tustin Sports Park | Tustin | CA |
| Tustin Sports Park | Tustin | CA |
| University of California Irvine | Irvine | CA |
| Usta Southern California Tennis Assn | Rancho Santa Fe | CA |
| USTA/Southern California Tennis Assn | Los Angeles | CA |
| USTA/Southern California Tennis Assn | Lakewood | CA |
| West Coast Tennis, LLC | Tiburon | CA |
| Youth Education & Sports Foundation | Los Angeles | CA |
| Youth Tennis San Diego | San Diego | CA |