| Business | Phone |
| United Studios Of Self Defense 14260 Chino Hills Pkwy, Chino Hills 91709 | (909) 465-1385 |
| Universal Martial Arts Center 4200 Chino Hills Pkwy # 825, Chino Hills 91709 | (909) 597-1710 |
| Us Taekwondo Center 2563 Chino Hills Pkwy # D-E, Chino Hills 91709 | (909) 597-7758 |