Green Valley, IL

ZIP code 61534 is home to Farmington, Illinois, a quaint town with a population of around 2,500. This area is known for its charming downtown district featuring local shops and restaurants. One of the most notable landmarks in the area is the Farmington Correctional Center, a medium-security prison facility. Additionally, nature enthusiasts can enjoy the nearby Emiquon National Wildlife Refuge, a popular spot for birdwatching and hiking.