भारतीय दूरसंचार विनियामक प्राधिकरण
Telecom Regulatory Authority of India(IS/ISO 9001:2015 Certified Organisation)
TRAI
Telecom Service Providers
Consumer Advocacy Groups
Seminar Hall Narayana Engineering College (Autonomous), Gudur, Tirupati Dist, Andhra Pradesh.
Six Sigma Institute Dineshpur Road, Khanpur Purab, Jafarpur, Rudrapur, Uttarakhand 263153