Contact us

Contacting 123test

Our main office is located in the Netherlands, on the campus of the Radboud University in Nijmegen. You can reach us by email, phone, or regular mail. If you would like to talk to someone in English, please send us an email with your phone number and we will call you. Written correspondence may be sent in English, Dutch, Spanish, or German. Our answer will be given in the corresponding language or in English.

Please be advised that business operating hours are conducted in Amsterdam Central European Time.



Mercator Science and Technology Park Radboud University

Toernooiveld 300 (Mercator II)
6525 EC Nijmegen
The Netherlands

Additional information

123test ® is a registered trademark of 123test BV, registered at the United States Patent and Trademark Office under registration number 4558283
Chamber of Commerce number 27187803
Tax number NL8179.41.800.B01