In Trento there are 4 cafeterias: one in the city center ( in via Tomaso Gar, 18), 1 in Mesiano (in the Department of Civil Engineering; Via Mesiano, 77) and 2 in Povo (one in the Science and Technology Department and one in the F. Ferrari Centre; Via Sommarive, 5).
There are also 3 coffee bars: one at the Department of Engineering in Mesiano, another at the "Polo F. Ferrari" in Povo, and finally the UniBar at the San Bartolameo Student House (via Malpensada, 138).
The student's card is needed to access the university canteens and restaurants. It's free for all students enrolled at the University of Trento. You can collect your student card at the at the Opera Universitaria's Helpdesk (via della Malpensada, 140) by taking an appointment using the OPERA4YOU app.
For further information check the Opera Universitaria cafeterias website.