AMP: 0
Location: Billings Blvd and I-90, Billings
No reassurance shield as S-416 begins. 416 is unsigned as it heads east towards the road to Pryor.
AMP: 12
Location: Blue Creek Rd and Pryor Rd, Yellowstone Cty
Several miles later, S-416 will approach S-418.
AMP: 13
Location: Blue Creek Rd and Pryor Rd, Yellowstone Cty
At this stop sign, turn right for S-418 towards Pryor and Chief Plenty Coups State Park. S-418 used to turn left here, heading up to old US 87, but that part has been decommissioned for years.