AMP: 0
Location: Grove St and Woodard Ave, Absarokee
Reassurance shield as S-420 begins. 420 is a quick six mile spur to nowhere that isn’t signed because it’s cool to steal 420 signs.
AMP: 6
Location: S-420 and Spring Creek Rd, Stillwater Cty
Six miles later, S-420 ends with the pavement.