Due to public outcry over the tower's heigth and the potential development of newer and taller buildings, Portland created a height restrictions on all new and future developments after the tower's opening.
A skybridge connects the tower to the adjacent four-story building.
The marble on the base is 1/16th inch thick.
Wells Fargo Center was originally known as the First National Bank Tower, and then First Interstate Bank Tower.
The building features 60,000 square feet of Italian Appenine mountains marble.
Neither the side of Columbia Street or Jefferson Street has an adequate pedestrian sidewalks.
In order for the chillers to be replaced, during the 2001 upgrade, a lift-crane was constructed on top of the building.
The 30 year old Trane chillers, at that time, were replaced by DuPont Engineering, Jacobs Facilities, Inc., Interstate Mechanical, and TraneOregon in 2001.
The building was the main headquarters of Willamette Industries before it was bought out by Weyerhaeuser in 2002.
The Tower Restaurant, on the 21st floor, was closed in May 2002.
In 1999, Wells Fargo occupied as much as 40 percent of the Class A commercial property.
First National Bank Tower was dedicated on May 25, 1972.
The First Interstate Tower was renamed the Wells Fargo Center in 1997.
The top corners are lit in green and red alternately during winter holidays.