For administrative convenience, NAC has created six regional centres in Guntur, Kadapa, Vishakapatnam, Karimnagar, Rajahmundry and Hyderabad which are headed by regional directors and assistant directors who are appointed in each district for better co-ordination and quality control of the training programmes.
National Football League | National Register of Historic Places | National Hockey League | Academy Awards | England national football team | United States Military Academy | National Basketball Association | National Science Foundation | Russian Academy of Sciences | National Geographic | National Trust | National Endowment for the Arts | National Geographic Society | Argentina national football team | National Trust for Places of Historic Interest or Natural Beauty | National Park Service | National League | Australian National University | National Guard | National Geographic Channel | National Institutes of Health | National Guard of the United States | National Collegiate Athletic Association | United States National Research Council | National Portrait Gallery | National Academy of Sciences | Indian National Congress | American Academy of Arts and Sciences | United States men's national soccer team | National Research Council |
Heiberg was elected to the National Academy of Engineering in 1995, and later became a founding member of the National Academy of Construction.