Usa-Places.com has listed approx 2391 prisons in United States. Some of the Top rated prisons in United States are- USP Florence, Rikers Correctional Center, Metropolitan Correctional Center, Sing Sing Correctional Facility, Twin Towers Correctional Facility, Florida State Prison, Huntsville Unit, Attica Correctional Facility, California State Prison - Corcoran & Fishkill Correctional Facility.