Top websites that started using Facebook.
Top websites that started using Facebook. Total: 796| Domain | Country | Rank | Contacts |
|---|---|---|---|
 Japan | 11,108 | ||
 United States | 27,954 | ||
| United States | 38,458 | ||
| United States | 96,813 | ||
| Japan | 230,992 | ||
| 285,448 |
Top websites that upgraded Facebook version
Top websites that upgraded Facebook version. Total: 6| Domain | Country | Rank | Contacts |
|---|---|---|---|
 Poland | 758,514 | ||
 Singapore | 1,318,846 | ||
| United States | 3,906,831 | ||
| United States | 4,587,140 | ||
| United States | 7,134,155 | ||
 Belgium | 7,244,422 |