Rockport, IL

ZIP code 62370 encompasses the small town of Nauvoo, Illinois, situated along the banks of the Mississippi River. Known for its historic significance as the headquarters of the Latter-Day Saint movement in the 1840s, Nauvoo is home to landmarks such as the Nauvoo Temple, the Joseph Smith Historic Site, and the Nauvoo Historic District, which offers a glimpse into the town's fascinating past.