La Sal, Utah Jacob Barlow 7 years ago The name comes from the La Sal Mountains which means in Spanish “The Salt”. Related: Historic La Sal Post Office Share this:Print Old La Sal, UtahDateJanuary 19, 2017In relation toLa SalManti-La Sal National ForestDateOctober 16, 2016In relation toManti-La Sal National ForestUtah’s National ForestsDateOctober 16, 2016In relation toManti-La Sal National Forest