Volcano (formerly, Soldier's Gulch and The Volcano) is an unincorporated community in Amador County, California. It lies at an elevation of 2070 feet. The current population is approximately 85. It is located at 38°26′35″N 120°37′51″W﻿ / ﻿38.44306°N 120.63083°W﻿ / 38.44306; -120.63083, just north of Pine Grove. The town is registered as California Historical Landmark #29. The community is in ZIP code 95689 and area code 209.