Where can I find Particle in Rorschach?

Particle can also be found in these cities:

Abtwil SG Altstätten Amriswil Appenzell Arbon Au Bischofszell Diepoldsau Goldach Gossau Heiden Herisau Langenargen Lindau (Bodensee) Oberriet Rheineck Romanshorn Sankt Margrethen St. Gallen Teufen Thal Widnau Wittenbach

You can also find this in Rorschach:

Everything From Milk Baking Mixtures Cream Stiffener Spreads Savory Food For Diabetics Menus With Meat Fruit Spritzers Filter Coffee Baguette Roll Salt Sticks