AMP: Pacific Hwy #1/55 Location: I-5 and Redwood Hwy, Josephine Cty Reassurance shield after the U.S. 199 interchange. AMP: 57 Location: I-5 and 7th St, Jospehine Cty In a mile, we’ll approach Oregon 99, which heads south back to U.S. 199. AMP: 58 Location: I-5 and 7th St, Grants Pass Exit for Oregon 99, which heads south to … Continue reading Interstate 5, US-199 to OR 99