Fort Greely, AK

ZIP code 99731 belongs to Fort Greely, Alaska. This remote area is home to the Fort Greely military base, a crucial part of the United States' missile defense system. The Strategic Missile Defense Complex, which houses Ground-based Interceptors to protect against ballistic missile attacks, is the most significant landmark in this area. Additionally, it's surrounded by the wilderness of the Alaskan interior, providing a stark contrast between man-made structures and natural beauty.