| Business | Phone |
| California Tae Kwon Do 25421 Trabuco Rd, Lake Forest 92630 | (949) 461-7700 |
| Family Martial Arts Center 24301 Muirlands Blvd # I, Lake Forest 92630 | (949) 457-6127 |
| K2 Martial Arts Academy 25421 Trabuco Rd # 1, Lake Forest 92630 | (949) 461-7278 |
| Orange County Japan Karate 23201 Orange Ave, Lake Forest 92630 | (949) 855-0285 |
| United Studios Of Self Defense 26741 Rancho Pkwy # 102b, Lake Forest 92630 | (949) 598-0988 |
| World Moo Gong Do Assn Inc 22706 Aspan St, Lake Forest 92630 | (949) 597-8497 |