दूरसंचार विभाग
Shri S.B. Singh
Whos Who
Department of Telecommunications
Ministry of Communications
Sanchar Bhawan 20, Ashoka Road, New Delhi 110001
Designation:
DDG(G-20)
Email Address:
sb[dot]singh66[at]gov[dot]in
Name: Shri S.B. Singh
Phone Number:
23310278