| Business | Phone |
| Gary Mattevi's Martial Arts 102 E Central Entrance, Duluth 55811 | (218) 722-1944 |
| Kuroinukan/Duluth Judo Club 16 1/2 N 1st Ave W, Duluth 55802 | (218) 525-9472 |
| Mkg Intl Marial Art 5713 Grand Ave, Duluth 55807 | (218) 940-6655 |
| North Shore Taekwondo 8 S 12th Ave E, Duluth 55802 | (218) 722-1566 |
| United Martial Arts 325 N Central Ave, Duluth 55807 | (218) 628-9999 |
| United Martial Arts East 4501 E Superior St, Duluth 55804 | (218) 525-1950 |
| Wing Chun Kun Fu Duluth 55811 | (218) 728-0437 |