"My mouth was agape. I couldn't believe what I was seeing," Wishert recalled. "I thought, 'Oh my gosh, there's two things that investigators should look at.' "
He provided investigators with the name of a close confidante of Spicher, and an address in the 12700 block of Northwest Bishop Road in Washington County where Spicher had lived with an aunt after she moved to Portland from Klamath Falls. The Bishop Road address was one of the addresses investigators searched.
http://www.oregonlive.com/portland/index.ssf/2010/08/dede_spichers_former_boyfriend.html
An address that she last lived at in 1994. The way it has been reported about DeDe living with her Aunt as well as the search, I assumed it was more recently.