| Business | Phone |
| Academy Success 1345 S Diamond Bar Blvd # M, Diamond Bar 91765 | (909) 860-8414 |
| Stowell Learning Center 20955 Pathfinder Rd # 332, Diamond Bar 91765 | (909) 598-2482 |
| Sylvan Learning Centers 1241 Grand Ave # F, Diamond Bar 91765 | (909) 861-1146 |
| Two In One Academy 21026 Golden Springs Dr, Diamond Bar 91765 | (909) 444-0266 |