| Business | Phone |
| Hanger Prosthetics & Orthotics 2500 S Flower St, Los Angeles 90007 | (213) 749-7184 |
| Action Orthopedic Co 1245 Wilshire Blvd # 408, Los Angeles 90017 | (213) 482-5226 |
| Los Angeles Institute-Prsthtcs 443 1/2 S Atlantic Blvd, Los Angeles 90022 | (323) 266-1745 |