Explore details about location Grefrather Straße. Grefrather Straße is a location situated within the Viersen alongside other areas such as Zollweg, Westring, Diergardtplatz. Additionally, some smaller parts of Grefrather Straße include specific areas like Neustraße, Josef-Steinbüchel-Straße, Siebenweg adding to the diversity of its landscape.