AMP: Pacific Hwy #1/112 Location: I-5 and OR 99, Douglas Cty Reassurance shield as Oregon 99 joins I-5 again. AMP: 109 Location: I-5 and Main St, Douglas Cty In a couple miles, OR 99 will split again to head into Myrtle Creek and Riddle. AMP: 108 Location: I-5 and Main St, Douglas Cty Exit for Oregon 99 south. … Continue reading Oregon Route 99, I-5 to I-5