Ajo, AZ

ZIP code 85321 is located in Ajo, Arizona. This small desert town is known for its historic Ajo Plaza, a popular gathering place featuring Spanish colonial architecture and a picturesque gazebo. The town is also home to the Ajo Historical Society Museum, which showcases the area's rich mining history. Other notable landmarks in ZIP code 85321 include the Ajo Country Club and the Organ Pipe Cactus National Monument.