A spokeswoman for the service said: “We are assisting the Australian Federal Police right now with a number of incidents across Melbourne.”
A spokeswoman for the Australian Federal Police said: “Police and emergency services have responded to suspicious packages delivered to embassies in Melbourne today.
“The packages are being examined by attending emergency services.
“The circumstances surrounding these incidents are being investigated.”
The AFP added suspicious packages were also sent to embassies and consulates in the Australian capital Canberra.
A spokeswoman said: “As this matter is subject to further inquiries, it is not appropriate to provide further information that may impact on the investigation.”