AMP: 0 Location: S-221 and S-220, Teton Cty Reassurance shield after the 221 junction. AMP: 0 Location: S-221 and 10th Ave, Choteau Just after the 220 junction, we’ll enter Choteau. AMP: 0 Location: 1st St and Main Ave, Choteau A few blocks later, we’ll come to an unmarked junction with US-89. Turn left for 89 south to US-287. … Continue reading Montana Secondary Highway 221, S-220 to US-89