O3 Dental is a leading dental clinic located in Letterkenny, County Donegal, offering comprehensive general, cosmetic, and restorative dentistry services. Led by award-winning dentist Mr. Damian Flanagan, the clinic provides treatments such as dental implants, Invisalign, teeth whitening, and gentle sedation for nervous patients. With over 25 years of experience, O3 Dental combines advanced technology with compassionate care to deliver exceptional results in a relaxed environment. Whether you need a routine check-up or a complete smile makeover, O3 Dental is committed to helping you achieve optimal oral health and confidence. Book your appointment today.