We expect your questions and comments on this e-mail address (we answer the e-mails on workdays from 10 am to 4 pm):
You may find the answer of your question in our FAQ page.
H-1065 Budapest, Bajcsy-Zsilinszky út 31
(1st floor, go to the right from the lift)
Taking over tickets and season tickets: workdays from 10am to 4pm.