| Business | Phone |
| Calfornia Hearing Aid Center 1021 E Walnut St, Pasadena 91106 | (626) 796-9271 |
| Hearing Aid Professionals 709 E Colorado Blvd # 101, Pasadena 91101 | (626) 793-1179 |
| Affordable Hearing Aids Inc 127 N Madison Ave, Pasadena 91101 | (626) 462-0891 |
| Hearing Aid Professionals 960 E Green St # L100, Pasadena 91106 | (626) 793-1179 |
| Pasadena Audiologic Laboratory 960 E Green St # 101, Pasadena 91106 | (626) 795-0679 |