Contact Us

At the orthodontic office of Dr. Charles Harrington, we proudly serve the towns of North Potomac, Gaithersburg, Kentlands, Lakelands, and all other surrounding towns. Our expert team of orthodontic professionals treat patients of all ages with various orthodontic needs. We work hard to give each and every one of our patients the best care possible. From when you first step into our North Potomac, MD orthodontist’s office, we are here to care for you.

Below you will find more information about our hours, how to contact us, and where to find us. If you ever have any questions about our office or where we are located feel free to call or email our orthodontic office at any time during office hours. ​

Charles C. Harrington, DDS, LLC

11904 Darnestown Rd., Suite C
North Potomac, MD 20878
Phone: (301) 977-1441

Email Address:

Office Hours:

Monday: 8:30 a.m. to 5:00 p.m.
Tuesday: 8:30 a.m. to 5:00 p.m.
Wednesday: 8:30 a.m. to 5:00 p.m.
Thursday: 8:30 a.m. to 5:00 p.m.
Friday: 8:30 a.m. to 1:00 p.m.


Maps & Directions

We are conveniently located in the Quince Orchard Medical Park in North Potomac, Maryland, across the street from the Kentlands/Lakelands community. Call us at (301) 977-1441 if you have any questions.

Contact Our Orthodontic Practice Today!

 We look forward to hearing from you and hope to see you soon. Please don't hesitate to contact us with any questions about our office or any other of your orthodontic needs. We hope to hear from you soon!