| National Library of Serbia | Biblioteca Nazionale Serba |
| National Library of Sweden | Koninklijke Bibliotheek |
| National Library of Wales | National Library of Wales |
| national marking | coccarda |
| National Movement for Stability and Progress | Movimento Nazionale per la Stabilità ed il Progresso |
| National Museum of Anthropology | Museo nazionale di antropologia |
| National Museum of Rome | Museo nazionale romano |
| National Palace | Palazzo Nazionale |
| national park | parco nazionale |
| National Parks of Argentina | Aree naturali protette in Argentina |
| National Parks of Costa Rica | Parchi nazionali del Costa Rica |
| National parks of New Zealand | Parchi nazionali della Nuova Zelanda |
| National Party | Partito Nazionale Sudafricano |
| National personification | Personificazione nazionale |
| national planning | pianificazione nazionale |
| National Populist Union | Unione Populista Nazionale |
| National Progressive Party | Partito Progressista Nazionale |
| National Reconnaissance Office | National Reconnaissance Office |
| National Renewal | Rinnovamento Nazionale |
| National Reorganization Process | Processo di Riorganizzazione Nazionale |
| National Revolutionary Army | Esercito Rivoluzionario Nazionale |
| National Rifle Association | National Rifle Association |
| National Security Agency | National Security Agency |
| National Social Front | Fronte Sociale Nazionale |
| National Socialism | nazismo |
| National Socialist | nazista |
| National Socialist black metal | National socialist black metal |
| National Socialist Flyers Corps | Nationalsozialistisches Fliegerkorps |
| National Socialist German Workers Party | NSDAP |
| National Socialist Motor Corps | NSKK |
| National Space Agency of Ukraine | Agenzia Spaziale Ucraina |
| National sport | Sport nazionale |
| National Stock Exchange of India | National Stock Exchange of India |
