Legal tender
The Swiss franc is also the currency used for administrative and accounting purposes by most of the numerous international organisations that are headquartered in Switzerland.
Fribourg frank
The Frank was the currency of the Helvetian Republic from 1798, replacing the Gulden in Fribourg. The Helvetian Republic ceased issuing coins in 1803. Fribourg issued coins between 1806 and 1836. In 1850, the Swiss franc was introduced, with Swiss francs = 1 Fribourg Frank.