VAC
- -vac
- La Trobe University
- Pacific Central Station
- Roman Catholic Diocese of Vác
- V Amphibious Corps
- VAK (disambiguation)
- Vaca (disambiguation)
- Vaccinate Alaska Coalition
- Vacha (disambiguation)
- Vacuum assisted closure wound therapy
- ValueAct Capital
- Valve Amplification Company
- Valve Anti-Cheat
- Variety Artists Club of New Zealand
- Velvet Acid Christ
- Vergence-accommodation conflict
- Veterans Affairs Canada
- Veterans Affairs Council
- Video Appeals Committee
- Virtual Audio Cable
- Vologda Aviation Enterprise
- Volts alternating current
- Voter Authority Certificate
- Vác
- Vác-Újbuda LTC
- Vívó és Atlétikai Club
- Vāc
- Zambia National Visual Arts Council