79511000 - Telephone operator services

CPV code 79511000 in the EU Common Procurement Vocabulary refers to Telephone operator services. It sits at level 4 of the CPV hierarchy as a category within the 79 division. This code is nested directly under 79510000, narrowing the broader category into the specific area of telephone operator services. As a leaf code, 79511000 has no further subdivisions and represents the most precise classification available in this branch — buyers should reference it directly in tender notices when the procurement primarily concerns telephone operator services. Contracting authorities across the EU use 79511000 in TED notices and national procurement portals to signal that a tender relates to telephone operator services.