Robert Wetherbee, 75, of Rangley last last seen with his golden retriever when the two left in his pickup to drive to Connecticut. They never arrived.
Wetherbee is 6 feet tall and 180 pounds with blue eyes and gray hair. He was driving a blue 2012 Ford F150 single cab pickup with Maine registration 6924TD.
Officials say their is no diagnosis of dementia but he may be confused.
Anyone with information is asked to contact the Franklin County Sheriff's Office at 778-2680.