"The packages are being examined by attending emergency services. The circumstances surrounding the incidents are being investigated," the Australian Federal Police said in a statement.
The packages were delivered on Wednesday, Efe news quoted the statement as saying.
Manuela Erb, the honourary consul of the Consulate of Switzerland told the Australian Broadcasting Corporation that the office had received a suspicious package that's "believed to be non-hazardous, however they're treating it as hazardous".
On Monday, the authorities removed a suspicious package from the Argentine consulate in Sydney which was later found to be non-toxic.
(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)