OLIGO 2020 Online
Maastricht University

General Information


Dutch is the official language in the Netherlands but English is widely spoken. The official conference language is English and no translation/interpretation services will be offered.




In emergency situations, you can contact the local police, ambulance service, fire department and other emergency services by calling 112. Medical services Should you need to see a doctor or a dentist, we recommend contacting your hotel’s reception desk who will direct you to the medical professionals assigned to the hotel. If immediate medical attention is required, call the emergency services at 112. Emergency medical services (including transportation by ambulance) are not free and you will be billed for any services rendered.

Health and immunizations

Vaccination certificates are usually not needed when travelling to the Netherlands, but please check with your local embassy as requirements may change.

Telephones international dialing codes The Netherlands: +(31) Belgium: +(32)


The standard electrical voltage in the Netherlands is 230 volts AC, 50Hz (hotel bathrooms may also have outlets for 100 volts). The electrical outlets in the Netherlands take two-pronged, round-pin plugs. We recommend that you purchase an adaptor for your electrical equipment prior to your arrival.


Tap water is safe to drink in Maastricht.

Conversions: distance & temperature

Distances in Maastricht are given in kilometers. 1 mile = 1.62 kilometers Temperature is given in degrees Celsius Celsius to Fahrenheit: multiply Celsius by 1.8 and add 32 to convert to Fahrenheit.


The currency used in Maastricht is Euros (€).

ATMs & credit cards

ATMs are widely available throughout Maastricht and most are open 24 hours a day. Souvenir and clothing stores accept all major credit and debit cards and cash, however some grocery stores, cafes and restaurants will not accept credit cards.


If you would like to give a tip in restaurants and cafes, a 5-10% tip is most common to give.