It contains the entire area of Greater Hyderabad Municipal Corporation and its suburbs. The enlarged jurisdiction of HUDA now extends to 54 Mandals located in five districts with a total area of nearly 7,100 km2. It is the 2nd largest urban development area in India, after the Bangalore Metropolitan Region Development Authority (8,005 km2). The area under the former HUDA had nearly 300 villages to which 549 villages are now added. HMDA was formed by the merging of the following erstwhile entities: Hyderabad Urban Development Authority (HUDA), Hyderabad Airport Development Authority.