Gene Richie Peterson, 69, was last seen on April 29 by his landlord in Lebanon.
He is 5-feet 9-inches tall, and approximately 160 pounds.
He is associated with a white 1989 Dodge D30 pickup truck with a white canopy. The license plate number is 766FVF.
Peterson has health issues that make it unlikely that he drove himself anywher.
He has family in Arkansas, but would have told friends if he were traveling.
Contact the Lebanon Police Department at 541-451-1751 if Peterson or his vehicle are spotted.