3.566.001 is an area code found in Roztocze, Poland. It is the code for the Lublin region in the east of the country, which is known for its large forests, many lakes and rivers, and rich culture and history. Within the region, there are a number of attractions and things to do, including skiing and snowshoeing in the winter, fishing and canoeing in the summer, hiking through the forests, or visiting historic monuments and villages. There are also a number of cities and towns within this area code, such as Zamosc, Hrubieszow, Siedlce, and Parczew.