There are fifty nations that have playable leagues in Football Manager 2006, and most of these have several divisions. Any club from these playable leagues can be managed.
| Nation | Continent | Levels | Divisions | Manageable teams |
|---|---|---|---|---|
| Austria | Europe | 2 | 2 | 20 |
| Belarus | Europe | 2 | 2 | 30 |
| Belgium | Europe | 3 | 4 | 68 |
| Bulgaria | Europe | 2 | 2 | 43 |
| Croatia | Europe | 2 | 3 | 36 |
| Czech Republic | Europe | 2 | 2 | 32 |
| Denmark | Europe | 3 | 3 | 56 |
| England | Europe | 6 | 7 | 158 |
| Finland | Europe | 2 | 2 | 28 |
| France | Europe | 3 | 3 | 132 |
| Germany | Europe | 3 | 4 | 73 |
| Greece | Europe | 2 | 2 | 32 |
| Hungary | Europe | 2 | 2 | 48 |
| Iceland | Europe | 2 | 2 | 20 |
| Ireland | Europe | 2 | 2 | 22 |
| Israel | Europe | 2 | 2 | 24 |
| Italy | Europe | 4 | 7 | 132 |
| Holland | Europe | 2 | 2 | 38 |
| Northern Ireland | Europe | 3 | 3 | 39 |
| Norway | Europe | 3 | 6 | 86 |
| Poland | Europe | 2 | 2 | 34 |
| Portugal | Europe | 3 | 6 | 94 |
| Romania | Europe | 2 | 4 | 64 |
| Russia | Europe | 2 | 2 | 38 |
| Scotland | Europe | 4 | 4 | 42 |
| Serbia | Europe | 2 | 3 | 46 |
| Slovakia | Europe | 2 | 2 | 26 |
| Slovenia | Europe | 2 | 2 | 20 |
| Spain | Europe | 3 | 6 | 122 |
| Sweden | Europe | 3 | 8 | 102 |
| Switzerland | Europe | 2 | 2 | 28 |
| Turkey | Europe | 3 | 5 | 47 |
| Ukraine | Europe | 2 | 2 | 34 |
| Wales | Europe | 1 | 1 | 18 |
| Argentina | South America | 2 | 2 | 40 |
| Brazil | South America | 3 | 18 | 168 |
| Chile | South America | 2 | 4 | 34 |
| Colombia | South America | 2 | 2 | 36 |
| Peru | South America | 1 | 1 | 14 |
| Uruguay | South America | 2 | 2 | 33 |
| Australia | Asia | 1 | 1 | 8 |
| China | Asia | 2 | 2 | 27 |
| Hong Kong | Asia | 1 | 1 | 8 |
| India | Asia | 1 | 1 | 10 |
| Indonesia | Asia | 2 | 5 | 58 |
| Malaysia | Asia | 2 | 3 | 24 |
| Singapore | Asia | 1 | 1 | 10 |
| South Korea | Asia | 2 | 2 | 24 |
| Mexico | North America | 2 | 2 | 38 |
| United States | North America | 1 | 1 | 12 |
| South Africa | Africa | 2 | 2 | 31 |