Where can I find Tanks in Zumholz?

Tanks can also be found in these cities:

Avry-devant-Pont Belp Bern Boltigen Bösingen Därstetten Düdingen Gurmels Gümligen Muri bei Bern Oberschrot Riggisberg Schwarzenburg Tafers

You can also find this in Zumholz:

Coffee Bakery Products Snacks