Buffalo, SD

ZIP code 57720 covers Buffalo Gap, South Dakota, a small historic town nestled in the picturesque Black Hills. The area is home to notable landmarks such as the Buffalo Gap National Grassland, an expansive prairie landscape ideal for hiking and birdwatching. The town also features the Buffalo Gap Historic Townsite, showcasing well-preserved buildings from the late 19th century, offering a glimpse into the area's rich pioneer past.