Paper Types
| Country/Region | Default Paper Type | Other Most Commonly Used Types |
| Arabic speaking countries | A4 | |
| Argentina | Letter | |
| Australia | A4 | |
| Brazil | Letter | |
| Canada | Letter | |
| Chile | Letter | |
| Denmark | A4 | A series |
| Finland | A4 | A series |
| France | A4 | |
| Germany | A4 | A5, A6 |
| Greece | A4 | |
| Hungary | A4 | A3, A5, B5, 220 mm x 12 in. |
| Israel | A4 | |
| Italy | A4 | A5, B5, A3, B3 |
| Japan | A4 | |
| Korea | A4 | |
| Latin American countries | Letter | |
| Mexico | Letter | |
| Netherlands | A4 | A3, A5, letter |
| Norway | A4 | A3, A5 |
| People's Republic of China | A4 | 16 Kai |
| Peru | Letter | |
| Poland | A4 | A series |
| Portugal | A4 | |
| Russia | A4 | A series |
| Spain | A4 | |
| Sweden | A4 | A3, A5 |
| Taiwan | A4 | |
| Turkey | A4 | |
| United States | Letter | Legal, executive |
| Venezuela | Letter |