Location: I-270 and Tesson Ferry Rd, Sappington, St. Louis Cty Reassurance shield after the MO 21 junction as we approach Route 30. Location: I-270 and Gravois Rd, Sunset Hills A few hundred feet later, we’ll enter Sunset Hills. AMP: I-270 and Gravois Rd, Sunset Hills 3/4 mile to MO-30, 3 miles to Interstate 44, 5.5 miles … Continue reading Interstate 270, MO-21 to MO-30