| Business | Phone |
| Dietsch's Mobile Hearing Aid 689 E Main St, El Cajon 92020 | (619) 579-8012 |
| El Cajon Hearing Aid Center 155 E Main St, El Cajon 92020 | (619) 442-5634 |
| Sonus Usa Inc 1767 E Main St, El Cajon 92021 | (619) 440-6516 |
| Miracle-Ear 575 Fletcher Pkwy, El Cajon 92020 | (619) 440-3385 |