| Business | Phone |
| Sir 6465 W Sunset Blvd, Los Angeles 90028 | (323) 957-5460 |
| Scientific Test Technologies 3350 Wilshire Blvd, Los Angeles 90010 | (213) 383-1184 |
| Neely Guitars 7424 W Sunset Blvd, Los Angeles 90046 | (323) 850-7043 |
| Italy Instrument & Art Gallery 1923 Arlington Ave, Los Angeles 90018 | (323) 733-6888 |