The cathedral at Feltre is dedicated to him and Saint Peter the Apostle, and the artist Il Pordenone (c. 1483 - 1539) created a work depicting Prosdocimus with Peter.
The tombs of several saints are housed in the interior, including those of Justina, Prosdocimus, St. Maximus, St. Urius, St. Felicitas, St. Julian, as well as relics of the Apostle St. Matthias and the Evangelist St. Luke.