Idaho City, ID

ZIP code 83631 covers the small town of Idaho City in Boise County, Idaho. This historic town is known for its well-preserved 19th-century buildings, including the Boise Basin Museum and the Idaho City Historic District. Outdoor enthusiasts flock to this area for its proximity to the Boise National Forest and the nearby Hot Springs. Idaho City also hosts various events and festivals throughout the year, making it a charming destination for visitors.