This is the postcode category of ACT - Australian CapitalTerritory, Australia.
这是澳大利亚澳大利亚首都地区的邮政编码分类。
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Australia is a federation of six states with two internal federal territories (Australian CapitalTerritory and Northern Territory).
澳大利亚由六个州和两个地区（澳大利亚首都直辖区和北方地区）。
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In 1911 Northern Territory joined the commonwealth and the CapitalTerritory, site of Canberra, was created. Canberra is the capital and Sydney is the largest city.