11180 Warner Avenue
Suite 263
Fountain Valley, CA 92708


Phone: (714) 709-8249
Fax: (714) 432-9389

Hours of Operation
8:30 am - 5 pm M-F

"Hearing aids have changed our lives completely. We are able to communicate much better. We don't argue with TV volume. We are able to enjoy going out and going to social events. The Sonus personnel are knowledgable and extremely helpful."

- Robert R.

At Sonus of Fountain Valley, our team of professionals is committed to providing the very best hearing healthcare in the industry. We build relationships with our patients so they can enjoy a lifetime of healthy hearing. It’s our commitment to provide an exceptional level of care through the Sonus Network and ensure that our patients have access to top-quality audiologists and hearing care professionals. Your hearing healthcare is important, and so are your individual hearing needs. We work with you to determine the best solution for your needs, fit you with the proper hearing aid, and offer 75-day trial periods on hearing aids.


Simply stated, we work hard to make hearing easy.

Tai Troung of Sonus Fountain Valley

Tai Troung, Au.D.
CA License: AU3104

Tai was born in Vietnam, but has lived in Southern California for most of his life. He completed his Doctoral degree at A.T. Still University in Arizona for 3 years, and he decided to return to California to practice Audiology, so he could be close to his friends and family. He’s currently a provider at Sonus Hearing Care Professionals in Fountain Valley where he has been serving the adult and geriatric community. He is bilingual in Vietnamese and English, therefore he has been providing services for the Vietnamese community as well. His goal is to provide best practice care to his patients with a warm and loving heart.

75-Day Trial

Learn about our 75-day risk-free money-back guarantee!

What To Ask

Wondering what to ask when you come for your appointment?

Hearing Aids

Learn more about the various types of hearing aids that we offer!


Looking to attend one of our popular Verification Days Hearing Events?

Have you heard about the first hearing aid with artificial intelligence?

Sonus is proud to offer AI hearing aids to our patients. The Livio® AI hearing aid from Starkey is the first of its kind! Not only does it offer superior sound quality, it also tracks your overall health and is equipped with fall detection.

This innovative piece of technology has won a CES Award and Sonus would love to give you a free technology demonstration! If you are interested in testing out the Livio® AI hearing aids, please request an appointment here or give us a call at (888) 574-6776!

Screen Shot 2019-03-15 at 12.28.10

Check out the latest from our Hearing Care Blog: