You can phone the Old Treasury Building on 9651 2233 or contact us using the online form below. Phone Your Details Let us know how to get back to you. First name * Last name * Email Address * How can we help? Feel free to ask a question or simply leave a comment. Comments / Questions * FAQ's Victorian Marriage Registry Please visit the Victorian Marriage Registry website for all enquiries regarding ceremonies and procedures. School tour For information regarding our education program, please visit our dedicated page. The maximum number of primary students per session is 60, for secondary the maximum is 50. Bookings are available now for 2018. We will honour the 2017 price for any bookings made during 2017. Room hire The Old Treasury Building does not have rooms available for hire. If you are interested in film and photography in and around the Old Treasury Building, please see our dedicated page. Disabled access Information regarding step free access to the building is available on our accessibility page. Please note, there is no parking available on the site.