four events each year: Brisbane, Melbourne, Sydney and Perth. Globally, Trailwalker has raised more than $135 million since 1981 for Oxfam's valuable work around the world. It's easy to get involved: walk, volunteer or donate! Oxfam Australia (ABN: 18 055 208 636) is endorsed as a Deductible Gift Recipient. Donations of $2 or more to the Oxfam Australia Overseas Aid Fund are tax deductible. Oxfam Australia is a member of the international confederation Oxfam .