"We are liaising closely with the AFP and the local authorities regarding the situation", the spokeswoman said.
"Staff were evacuated from the Consulate as a precautionary measure", a spokesperson said.
Emergency services attended consulates across Melbourne's central busy district and the inner city.
They include United States, Britain, New Zealand, India, Japan, Pakistan, Korea, Germany, Greece, Spain, Seychelles, Switzerland, Croatia and Egypt.
The city's Metropolitan Fire Brigade sent units to "a number of incidents" of "hazardous material".
Firefighters, right, are seen outside the Indian and French consulates on St Kilda Road in Melbourne.
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Suspicious packages have sparked a major emergency response and evacuation of some foreign consulates across Melbourne, with embassies in Canberra also hit.
"The circumstances surrounding these incidents are being investigated".
Staff were evacuated from the Consulate as a precautionary measure.
The official said she was told by the authorities to wash her hands.
They also attended an incident at a building housing the Consulate General of Turkey, ABC said.
The Vic Emergency website lists more than 10 "hazardous material" events occurring across Melbourne, which began unfolding from about 1pm.
The powder, contained in clear plastic bags within an envelope, was subsequently deemed not risky.
The Swiss consulate in Melbourne was sent a small envelope containing a substance labelled "asbestos", said Peter Erb, the husband of honorary consul Manuela Erb.