| Business | Phone |
| Musicians Marketplace 5797 Highway 7, Markham L3P 1A5 | (905) 201-1117 |
| Ontario Conservatory Of Music 5694 Highway 7, Markham L3P 1B4 | (905) 472-5554 |
| Pomposa Music Inc 548 Carlton Rd, Markham L3R 0C6 | (905) 513-6456 |
| Pro-Music 5308 Highway 7, Markham L3P 1B9 | (905) 471-9327 |
| Sonata Music 4300 Steeles Ave E #F55, Markham L3R 0Y5 | (905) 943-9720 |
| Carlaw Music Co 72 Main St N #B, Markham L3P 1X5 | (905) 294-5517 |
| Classic Organ Works 2800 John St #4, Markham L3R 0E2 | (905) 475-1275 |
| Discover Music Ctr 5000 Highway 7, Markham L3R 4M9 | (905) 415-9634 |