The Philcade Building is an office building in downtown Tulsa, Oklahoma at the southeast corner of East 5th Street and South Boston Avenue. Designed by Leon B. Senter, for oilman Waite Phillips, it was begun in 1929 and completed in 1931. It is noted for its Art Deco zigzag style architecture. The building was listed in the National Register on September 18, 1986, under National Register Criterion C. Its NRIS number is 86002196. It is also a contributing property of the Oil Capital Historic District in Tulsa.