The Planck Conference will be held at the BCTP at the Physikalisches Institut in Bonn:
Bethe Center for Theoretical Physics
During the whole conference, there will be a conference secretariat to be found at the Zeichensaal located at the first floor in Wegelerstrasse 10. Please go there for registration as well as all other inquiries connected to the conference. The conference secretariat opens at 8AM.
For detailed travel information to the BCTP, please refer to the BCTP directions.
To obtain more details on the public transport system in the Bonn area, you can use the VRS webpage.