Dr. Ralph H. Poteet High School is located at 3300 Poteet Drive in Mesquite, in the U.S. state of Texas. It opened in 1986 and is named for a former school superintendent, Dr. Ralph H. Poteet. It is the fourth high school built by the Mesquite Independent School District. Poteet serves grades 9 through 12. Poteet serves northern portions of Mesquite; the school formerly served... Wikipedia