From Stamps of the World
Soesterberg is a town in the Dutch province of Utrecht. It is a part of the municipality of Soest, and lies about 5 km northeast of Zeist, on the road between Amersfoort and Utrecht. In 2001, the town of Soesterberg had 5,798 inhabitants. The built-up area of the town was 1.31 km², and contained 2503 residences.
Read more @ https://en.wikipedia.org/wiki/Soesterberg