Where is pittsburg state university located? Pittsburg State University, also called Pitt State or PSU, is a public university with approximately 7,479 students (6,000 undergraduates and 1,400 graduate students) located in Pittsburg, Kansas, United States.What is the mailing address of the university of pittsburgh? Mailing Address. University of Pittsburgh. Department of Psychiatry. 3811 O’Hara Street. Pittsburgh, PA 15213. (412) 246-5656 – Phone. (412) 246-5650 – Fax.What is the address for the university of pittsburgh? Address of University of Pittsburgh Main Campus. The address of University of Pittsburgh Main Campus is 4200 Fifth Avenue, Pittsburgh, Pennsylvania 15260 United States.