There are various online route planners that can help you to plan your journey to Constance, including Google Maps. 

Meanwhile, there are various providers in Constance that offer both conventional cars and electric cars. Ökostadt Konstanz, Stadtmobil Südbaden, Car-ship (electric cars) and my e-car are currently among the Constance providers for Carsharing as well as nine providers for conventional car rentals.

The comparison websites gocompare.com or happycar.com can help you to quickly and easily spot a suitable hire car. 

Tipp: As of late there is the carpooling agency PENDLA in Konstanz, with which one can form carpools simply and uncomplicatedly.

The parking guidance and information system with its 33 parking guidance signs provides real-time information on the availability of the seven parking garages with over 2,600 parking spaces. The Bodenseeforum parking lot also offers numerous parking spaces all year round, protected from the weather under the bridge and with good bus connections to downtown Constance (€6/day).