These should come in handy for anyone going to, living in or studying in the UK .

Offices
Greek Embassy in Australia.
Australian Embassy in Greece.
Greek Consulate General in Sydney.
Contact info for all Greek offices in Australia - Consulates, embassy, ...

Culture and relations
Bilateral relations between Greece and Australia.

Education
Greek Education Office in Sydney.
Australasian Hellenic Educational Progressive Association.
National Union of Greek Australian Students.
Greek schools around the world.

Other
Immigration2Australia.com - Info for people considering relocating to Australia, unofficial.
General tourist information.
Greek restaurants in Australia.