Public Transport in Mainz is offered by the Mainzer Verkehrsgesellschaft operating under the brand Mainzer Mobilität (Mainz Mobility). Information on network maps and fares can be found underhttps://www.mainzer-mobilitaet.de/bus-und-bahn.
Most bus lines in Mainz cover the main train station (Hauptbahnhof) from where you can catch a number of busses and also two tram lines (51 & 53) to JGU’s Mainz campus. The two most important stops for the campus are “Universität” and “Johannes-von-Pfeiffer-Weg”.
The transport service offers various weekly, monthly, and other special passes ranging between 25€ (full week) and 85€ (full month).