The SDA is the largest trade union in Australia with more than 230,000 members. It has branches in every state and provides a comprehensive range of services which are available to all full-time, part-time or casual employees who are union members.

SDA National Office Address

6th Floor
53 Queen Street
MELBOURNE 3000

PHONE:(03) 8611 7000
FAX: (03) 8611 7099
EMAIL: enquiries@sda.org.au
Please contact the Branch in your State for help or information.