AMP: 55 Location: MT-16 and S-258, Sheridan Cty Reassurance shield after the 258 junction. AMP: 50 Location: Railroad Ave and Davis St, Antelope, Sheridan Cty A few miles later, we’ll pass by unincorporated Antelope. AMP: 49 Location: MT-16 and Twin Bridges Rd, Sheridan Cty Reassurance shield as we head out of Antelope. AMP: 48 Location: MT-16 and S-517, Sheridan … Continue reading Montana Highway 16, S-258 to S-517