The community was named after the drug salol by a pharmacist turned county official. A post office called Salol was established in 1907, and remained in operation until 1993. Salol is located within ZIP code 56756. Salol is also used as an internal antiseptic and as a mild analgesic.. Salol was also used by Ceppi as one of the first forms of enteric coating. Salol is an unincorporated community in Enstrom Township, Roseau County, Minnesota, United States.