Huntsville, AL

ZIP code 35899 is located in Huntsville, Alabama. This unique postal code is exclusive to the United States Army's Redstone Arsenal facility, which is a major hub for various defense, aerospace, and technology organizations. The area houses important landmarks such as the Marshall Space Flight Center, the U.S. Army Aviation and Missile Command, and the National Aeronautics and Space Administration (NASA) offices, making it a key location for advancing research and development in the aerospace industry.