AMP: 164 Location: US-385 and L-23D, Dawes Cty Link 23D is a really short link back to US-20 to facilitate east->north and south->westbound traffic. It is unmarked from this direction since it serves no purpose on this piece of road, but here’s the intersection just the same N to SD-79/SD State Line, S to US-20 … Continue reading U.S. Route 385, US-20 to NE-L23D