Scientific Information and Training Department is mainly involved in information activity which includes collecting, compiling and making the information available using large book collection of Scientific Library (the biggest in branch), available databases and the base of publications by NIT emploees.
Department also runs the editorial office of two scientific quarterlies: Telekomunikacja i Techniki Informacyjne (Telecommunications and Information Techniques, published in 2000–2018) and Journal of Telecommunications and Information Technology. Between 2006 and 2012 it also published Biuletyn Informacyjny Instytutu Łączności (NIT Information Bulletin)
Department organizes seminars and conferences. Regarding domestic and international standarization it cooperates with PKN, ETSI, IEC and ITU.