How to contact PRA

Telephone number

We can be reached from Monday to Thursday between 08.30 AM and 08.00 PM and on Friday between 08:30 AM and 05:00 PM via 050 850 5798. If you are calling from outside the Netherlands: 0031 50 850 5798.

Locations medical screening centers

Medical Screening Center Groningen, location Martini
Van Swietenlaan 6
9728 NZ Groningen

The Netherlands
Route, bus & parking: Medical Screening Center Groningen

Medical Screening Center Utrecht (from 9 October 2017)
YinYang building 
Euclideslaan 1 
3584 BL Utrecht
The Netherlands

Route: Medical Screening Center Utrecht 

Bioanalytical Laboratory

Bioanalytical Laboratory
Amerikaweg 18
9407 TK Assen
The Netherlands

Route: Lab Assen

Postal address

Antwoordnummer 693
9700 WB Groningen
The Netherlands

Locations research centers

Research Center Groningen, location Martini 
Van Swietenlaan 6
9728 NZ Groningen
The Netherlands

Route, bus & parking: Onderzoekscentrum Groningen Martini

Research Center Groningen, location UMCG
Hanzeplein 1 , entrance 23 
9713 GZ Groningen
The Netherlands

Route, bus & parking: Onderzoekscentrum Groningen UMCG


You can obtain further information on how to reach us via public transport by calling 0900 92929 (only in the Netherlands) or via the website www.9292.nl



PRA continuously works on improving the experience of volunteers who stay in our research centers and participate in research. Do you have a compliment, complaint or comment? Then please let us know via the contact form. 

Contact form

Call me back

We bellen terug tijdens kantooruren binnen 3 werkdagen.

Bel mij terug
  • ?

  • ?