The California National Guard contains Army and Air Guard personnel, and this office is the main administrative…More headquarters for both branches. It contains several offices, including the office for the National Guard's adjutant general, who serves as the director for its 18,000 Army National Guard members and 4,900 Air National Guard members.</p> <p>This office does not have a public counter, but occasionally gives tours to visitors. Tours must be scheduled through the public affairs office by calling 916-854-3304.</p>