Gallup Children’s Dentistry & Orthodontics Gallup Children’s Dentistry & Orthodontics is a state-of-the-art practice specially designed to serve the unique dental needs of children in the NW New Mexico and NE Arizona area. Our highly trained providers and friendly staff provide comprehensive dentistry and orthodontics for children from 9 months to 18 years old. From our warm, inviting atmosphere to our caring staff, we’re committed to providing a positive experience for your child and building a foundation for healthy oral habits for life!