Conversation so far:
how do you write phone number with country code australia
The international country code for Australia is 61 and phone numbers within Australia usually have 10 digits - 2 for the area code and 8 for the number.
how do you address mail to australia
The Australia address format is the same as the US address format, with the city, state and Australia postal code appearing on the same line.
how far is australia from the us
The distance from Australia to United States is 15,187 kilometers. This air travel distance is equal to 9,437 miles.

Question: what is the country's capital
Self-contained rewrite: what is Australia's capital