VNA
- Graubünden
- International Air Transport Association
- International Civil Aviation Organization
- Lower Engadine
- Salavan Province
- Value network analysis
- Vanillylamide of n-nonanoic acid
- Vector network analyzer
- Vendor Neutral Archive
- Ventral anterior nucleus
- Very narrow aisle
- Vietnam news agency
- Vietnamese National Army
- Virgin New Adventures
- Virgin Nigeria Airways
- Virus-neutralizing antibody
- Visiting Nurse Association
- Vnà