505 North Ervay, also known as the Reserve Loan Life Building, was a mid-rise skyscraper located in the City Center District of downtown Dallas, Texas, United States.

After a delay, developer Monroe Building Corporation revised the design and the structure was expanded to include three additional floors.

It was also home to offices for the United States Secret Service, whose testimony served a role in the 1963 John F. Kennedy assassination's Warren Commission.

[4] In 1972 investor Bill Gaynier bought and renovated the structure—painting the exterior, adding entrance canopies and opening the ground floor to pedestrian traffic.

[7] First Baptist Church of Dallas, which owned several adjoining structures, purchased the building in 1990 for $1.1 million.