CPV code 98133110 designates Services provided by youth associations in the Common Procurement Vocabulary (CPV 2008), the EU classification used to describe the subject of public contracts.
98133110 is a leaf code — the most specific level of its branch — so it can be used directly as the main CPV code of a contract notice. If it does not quite fit, check the neighbouring codes under 98133100 (Civic betterment and community facility support services).