Family & Cosmetic Dentistry
in Fullerton, CA

Welcome to Sunny Hills Dentistry — a warm, modern dental home in Fullerton, CA. Dr. Sojung Jang and our caring team are here to make every visit comfortable, gentle, and truly enjoyable for the whole family.

Sunny Hills Dentistry exterior building at 410 N. Euclid St. Fullerton, CA

Why Choose Sunny Hills Dentistry?

We treat every patient like family — because to us, you are.

Gentle Care

We understand that dental anxiety is real. Our team uses the latest comfort techniques to ensure a relaxing, pain-free experience from the moment you walk through our door.

Family Friendly

From toddlers to seniors, we welcome patients of all ages. Our welcoming environment is designed to put kids at ease while giving adults the high-quality care they deserve.

Modern Technology

We invest in the latest dental technology — digital X-rays, intraoral cameras, and more — so you benefit from faster diagnoses, better accuracy, and more comfortable treatments.

Sunny Hills Dentistry welcoming waiting area with cozy seating and plants Sunny Hills Dentistry hallway and modern dental treatment room Sunny Hills Dentistry state-of-the-art panoramic X-ray machine
Dr. Sojung Jang, DDS — Sunny Hills Dentistry, Fullerton, CA

A Word from Dr. Jang

"Hello! I'm Dr. Sojung Jang, and I'm so glad you're considering Sunny Hills Dentistry for your dental care. I started this practice because I believe every person deserves a healthy, confident smile — and that going to the dentist should feel good, not stressful.

Our office is built on trust, compassion, and open communication. Whether you're coming in for a routine cleaning or considering a complete smile makeover, my team and I will be with you every step of the way.

We're proud to serve the Fullerton and Yorba Linda communities, and we can't wait to welcome you to our dental family."

— Dr. Sojung Jang, DDS

Learn More About Dr. Jang

Our Dental Services

Comprehensive dental care for every stage of life, all under one roof.

General Dentistry

Cleanings, exams, fillings, and preventive care to keep your smile healthy and bright.

Learn More

Cosmetic Dentistry

Teeth whitening, veneers, and bonding to give you the radiant smile you've always wanted.

Learn More

Orthodontics

Straighten your teeth discreetly with Invisalign — no metal braces required.

Learn More

Emergency Care

Toothache? Broken tooth? We offer same-day emergency appointments whenever possible.

Learn More

Ready for a Healthier, Happier Smile?

New patients are always welcome! Call us today or request an appointment online — we'd love to meet you and your family.

What Our Patients Say

"I'm really glad I found Sunny Hills Dental Clinic. Dr. Jang is great. She's friendly, explains everything as she goes, and is really efficient without making me feel rushed. I could tell she genuinely cares by the way she recommends things. It never felt like she was pushing anything on me, just giving me honest advice about what I actually need. She and her team really take good care of you.

The office is really nice too. It's clean, modern, and comfortable, which made the whole visit a lot less stressful for me.

Overall a great experience, and I'd definitely recommend them to anyone looking for a new dentist."

Clay K.
Google review • Oct 12, 2026

Find Us in Fullerton, CA

Conveniently located in the heart of Fullerton, serving Orange County families.