Carthage, IL

ZIP code 62321 encompasses the small town of Carthage in Hancock County, Illinois. The town is well-known for being home to the historic Carthage Jail, where Joseph Smith, the founder of the Latter Day Saint movement, was imprisoned and killed in 1844. Other notable landmarks in the area include the Hancock County Courthouse and the Nauvoo State Park, known for its scenic views of the Mississippi River.