Information for contacting CERN reception, and for getting to CERN via Plane, Tram, Bus or Car can be found on the CERN outreach page. It also contains directions to the CERN reception, where passes can be collected.
The CERN openlab meeting room (CERN openspace, room 513-R-070) is located in Building 513, where CERN Computer Centre is. Please click on the map to enlarge it.
Hotels of the Geneva region can be found using to the following websites:
List of hotels in the area compiled by CERN housing service
Geneva Tourism website
Lake Geneva region website
Geneva Info website
My Switzerland website
NB:If you choose to book a room in neighbouring France, if the hotel does not have a shuttle service, you will probably need a car, as public-transport is practically non-existent in the area.
Meteo Suisse website
World Weather Information website
AA Genève Central Taxi: 0041.22.320.2202
Taxiphone Genève: 0041.22.331.4133
NB: Unless you ask for a cab accepting credit card when calling, you will probably need to pay cash, in CHF. Due to the road work on Meyrin road, at rush hours, it can take a long time to go to the airport (maximum 45 minutes) and to Geneva city centre (up to 1 hour).