AMP: 78 Location: SH-33 and US-20, Madison Cty As we cross under US-20, we’ll also head out of Rexburg. AMP: 77 Location: SH-33 and Hibbard Rd, Madison Cty 20 miles to junction I-15. AMP: 76 Location: SH-33 and Orange Bridge Rd, Madison Cty Reassurance shield as we head out of the Rexburg area AMP: 69 Location: SH-33 and Butte … Continue reading Idaho State Highway 33, US-20 to I-15