Where can I find Three-grain bread in Oberneisen?

Three-grain bread can also be found in these cities:

Aarbergen Altendiez Bad Camberg Beselich Diez Hadamar Idstein Lautert Limburg an der Lahn Montabaur Mudershausen Nassau Taunusstein Wallmerod (Westerwald) Winden (Rhein-Lahn-Kreis)

You can also find this in Oberneisen:

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