In case of emergency while in Norway you can call the following numbers: 113 - Ambulance, 112 - Police, 110 - Fire department.
For getting in touch with the local police station. Call +47 02800 in advance of attendance to arrange a time if you need to visit the police. For example in connection with reports, receiving and handing over lost property, handing in weapons and in case of reporting obligations.
The doors may be closed, but the station in Geilo is staffed during opening hours. Check the opening hours on website.
It is possible to report several cases online. It is also possible to contact online police patrol on Facebook.