Etna, Minnesota Etna, Minnesota Etna is an unincorporated community in Bloomfield Township, Fillmore County, Minnesota, United States. Etna is located within ZIP code 55975 based in Spring Valley. A post office previously operated in the community of Etna from 1856 to 1901. The community was named for Mount Etna, on Sicily. The community is located 8 miles southeast of Spring Valley, at the junction of Fillmore County 14 and 153rd Avenue. U.S. Highway 63 is nearby. Etna Creek and the South Branch Root River both flow through the community. Nearby places in Minnesota include Spring Valley, Ostrander, Le Roy, Cherry Grove, and
Etna (site), Nevada Etna (site), Nevada Etna is a former townsite, now a ghost town, in Pershing County, Nevada. It lies at an elevation of 4170 feet (1271 m). Etna was established in 1865 when the mill on site began processing silver ore from nearby mines. The following year, there was a general store, an additional mill, a livery stable, surveyor's office, post office and ferry service across the Humboldt River. By 1866, one mill had been dismantled and moved to another town and the remaining mill was closed. For the remainder of the decade, milling continued off and on in a limited