The Federal Correctional Complex, Lompoc is a United States federal prison complex for male inmates in California. It is run by the Federal Bureau of Prisons, a division of the United States Department of Justice, and consists of two facilities: Federal Correctional Institution, Lompoc: a low-security facility. United States Penitentiary, Lompoc: a medium-security facility with an adjacent satellite prison camp for minimum-security inmates.