CBSE: 22209251-59
NCERT: 26560620
Delhi University: 27667366/7725
Guru Gobind Singh Indraprastha University: 23869313-16
Indira Gandhi National Open University: 26853421;26865923/32
Jawaharlal Nehru University: 26167557;26107676
Delhi College of Engineering: 27853918/0031
Indian Institute of Technology(IIT): 26861977/80 ; 26591953
Indian Agriculture Research Institute: 25787122/6599
Netaji Subhash Institute of Technology: 25099032-50
AIIMS: 26594611/26864851
A & U Tibiya College: 23676499
University College of Medical Science: 22296612/13