| Business | Phone |
| Baltimore Martial Arts Academy 8450 Baltimore Natl Pike # 10, Ellicott City 21043 | (410) 465-7799 |
| Elementary T'Ai Chi Ellicott City 21043 | (410) 461-7486 |
| Jang's Tae Kwon Do 10194 Baltimore National Pike, Ellicott City 21042 | (410) 461-3553 |
| Us Tae Kwan Do 10030 Baltimore National #D180, Ellicott City 21042 | (410) 750-8000 |