| Business | Phone |
| A One Stereo & Auto Repair 1270 Center St, Riverside 92507 | (951) 686-0059 |
| A V Solutions Riverside 92508 | (951) 789-4287 |
| Advance Dealer Sound 18528 Stallion Crest Rd, Riverside 92504 | (562) 696-7938 |
| Car Stereo City 4901 La Sierra Ave, Riverside 92505 | (951) 352-3471 |
| E R Audio Systems 3716 Spruce St, Riverside 92501 | (951) 786-0100 |
| Tweeter 3502 Tyler St, Riverside 92503 | (951) 509-1600 |
| Wavelengths 12124 Severn Way, Riverside 92503 | (951) 371-5883 |