Where can I find Rocket in Ursem?

Rocket can also be found in these cities:

Abbekerk Alkmaar Castricum Dirkshorn Groet Hoogwoud Hoorn Medemblik Midwoud Oudorp Petten Sint Maartensvlotbrug Wijk aan Zee Zaandijk

You can also find this in Ursem:

Cola Vegetable Oil Toast Spinach Iced Tea Sunflower Oil Wine Sweet Potatoes Milk Energy Drinks