This School is no longer MSHSAA Member School. School Colors & Logos Mustangs and Lady Mustangs Red/White boys girls Social Media MarionCoRII MCR2_Mustangs MarionCoRii Membership Full Member Combined School, Grades 6-12 Marion County Board District: #3 Northeast Contact Information 2905 Highway D Philadelphia, MO 63463-2224 (573) 439-5913 Location 2905 Highway D Philadelphia, MO 63463-2224 (573) 439-5913 Get Directions