Sunset Drive, A Prospera Community Share: Assisted Living & Nursing Facilities Sunset Drive, A Prospera Community Visit Website 1011 Boundary Street NW Mandan, ND 58554-1608 (701) 323-1411 323-1395 (fax) Rep Info Map Whom to Contact Wade Peterson What's Nearby? Distance: 5 10 15 20 25 50 mi.