Australia

Basic information
| Capital | Canbera |
| Language | English (78.5%) |
| Surface | 7,741,220 sq kms |
| Inhabitants | 21.2 million |
| Households | 7.5 million |
| GDP per head | US$40,000.- |
Addressing formats
Punctuation should not be used in Australian addresses. Nor should any words be underlined.
Local addresses should be no more than 3 lines long. Always use abbreviations for the state or territory and four-digit code. These should be written on the same line as the town/city/district.
The four digit code depicts state/territory and local areas.
Addresses can be written in capitals if desired, ie:
MR R H SMITH
COMPANY X
LEVEL 2 283 COWARD STREET
MASCOT NSW 2020
AUSTRALIA
Undeliverable mail terms
The postal authorities denote the undeliverable mail reasons in the English language.
- Address incomplete
- Address inaccessible
- Addressee has gone away
- Addressee unknown
- Gone away
- Not known at this address
- No such post office
- Not called for
- Refused
National holidays 2010/2011
| New Year's Day | 1 January 2011 |
| Australia Day | 26 January 2011 |
| Good Friday | 22 April 2011 |
| Easter Day | 24 April 2011 |
| Easter Monday/ Anzac Day | 26 April 2011 |
| Queen's Birthday (n/a in WA & VIC) | 13 June 2011 |
| Christmas Day | 25 December 2010 |
| Boxing Day | 26 December 2010 |
| Christmas/ Boxing Day compensation | 27/28 December 2010 |
Note:
Each territory also has a number of local holidays that apply to that territory only.

