AMP: 322 Location: US-20 and Farnsworth Way, Jefferson Cty Reassurance shield as we head out of Rigby. AMP: 332 Location: US-20 and Main St, Madison Cty A few miles later, we’ll approach SH-33, which heads into Rexburg and also serves Salmon, I guess. Salmon is a long way from here and isn’t all that big, but there’s … Continue reading U.S. Route 20, US-20 Bus to SH-33