Budapesti Közlekedési Központ (BKK): Improving urban mobility for a sustainable environment June 6, 2024 | TA/ TSO Focus The Budapesti Közlekedési Központ (BKK), or the Centre for Budapest Transport, is the largest public transport company in Budapest, Hungary. It was founded in October 2010 by the General Assembly of B... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password