Paris Lodron University of Salzburg. Kapitelgasse 4-6, Salzburg, AT, Salzburg Austria. Paris Lodron University Salzburg PLUS is the largest educational institution in Salzburg with almost 18,000 students and around 2,900 employees in research, teaching and administration. The University is an integral part of both cultural and economic life, and is a meeting point for teachers and students, academia and the local community.