School Season Office Hours: 1:00-7:00 PM Mon-Friday(Varies by Location) Summer Season Office Hours: 10:00AM-6:00PM Mon-Fri(All Locations) Driving School of North Texas (DSNT) is focused on developing key fundamental driving skills that will serve as a lifelong guide to building safe driving habits. Driving School of North Texas (DSNT) is the largest driver training organization in Collin County with many convenient locations to serve your training needs. DSNT?s services are Teen Driver Education, Adult Driver Education, Defensive Driving Courses and Ticket Dismissal Courses. DSNT sets new standards for quality through our state-of-the-art, high definition curriculum, a professional and comfortable learning environment and the very best driver training organization with a combined experience well over 100 years. DSNT is approved and licensed by Texas Education Agency (TEA) as a Teen and Adult driver training organization.