The Delhi Development Authority is the government authority to promote and secure the development of Delhi. It was founded in 1957 under the provisions of the Delhi Development Act. Delhi Development Authority is also known as the 9th builder of the grand city of Delhi. The contact information like email address, telephone number, website and postal cum official address of Dda is mentioned in below section. Dda is located at A-BLK, 1st Floor.Vikas Sadan, INA, New Delhi, India. To get more information about Dda, visit their website www.dda.org.in. You can contact Dda by phone at phone number 011 - 24690431 and by email address email@example.com.