| Business | Phone |
| Hearing Aid Specialists Inc 9153 Reseda Blvd, Northridge 91324 | (818) 701-5484 |
| Hearing Associates 8363 Reseda Blvd # 207, Northridge 91324 | (818) 727-7020 |
| Sonus Usa Inc 18531 Roscoe Blvd # 201, Northridge 91324 | (818) 727-7000 |
| Miracle-Ear 1000 Fashion Center Dr, Northridge 91324 | (818) 885-1938 |
| Sonus Usa Inc 19520 Nordhoff St # 5, Northridge 91324 | (818) 727-7000 |
| Sonus Usa Inc 18351 Roscoe Blvd, Northridge 91325 | (818) 727-7007 |