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| 唐宏甲教授─福音聽力專家 | GOSPEL HEARING & TINNITUS CENTER | Santa Clara | (408) 296-0100 |
| AVENUE HEARING AID CENTER | San Francisco | (415) 668-0118 | |
| 助聽器專家 | MYHRE HESRING AID | OAKLAND | (510) 444-1025 |
| 先進助聽器材中心 | ADVANCED HEARING INSTRUMENTS | EL CERRITO | (510) 526-4348 |
| 助聽器 | MINI-MINI HEARING AIDS | Oakland | (510) 594-2222 |
| FREMONT HEARING AID CENTER | Fremont | (510) 651-0900 | |
| 楊燕娟聽覺博士 | YEUNG, HANNAH, M.S. CCC-A | Fremont | (510) 796-7615 |
| N/A | YEUING, HANNAH, CCC-A | FREMONT | (510) 796-7615 |
| BAY AREA HEARING SPEECH AID CENTER | Oakland | (510) 832-4056 | |
| AMERICAN HEARING AID CENTER | Menlo Park | (650) 323-6191 | |
| CALIFORNIA HEARING CENTER | San Mateo | (650) 342-9449 | |
| BELTONE HEARING AID CENTER | Daly City | (650) 755-3688 | |
| 唐宏甲教授─福音聽力專家 | GOSPEL HEARING & TINNITUS CENTER | Mountain View | (650) 965-2122 |
| N/A | HEARING AIDS | OAKLAND | (800) 511-9595 |
| 大陸助聽中心 | CONTINENTAL HEARING AID CENTER | OAKLAND | (888) 270-9137 |
| N/A | AVENUE HEARING AID CENTER | SAN FRANCISCO | (888) 272-7317 |
| N/A | REDWOOD HEARING AID CENTER | REDWOOD CITY | (888) 621-0031 |
| 大陸助聽中心 | BELTONE HEARING AID CENTER | SAN FRANCISCO | (888) 621-0199 |