V5

V5 or V-5 may be:
* V5C (formerly V5), an United Kingdom vehicle registration document, being replaced by the EU-compatible vehicle registration certificate
* V5 engine, a V engine configuration with five cylinders
* V5 interface, a set of protocols defined by ETSI, including V5.1 and V5.2. (telecommunications)
* V-5 Navy Flight Preparatory School during World War II, based at Wesleyan University [http://www.wesleyan.edu/libr/schome/FAs/na1000-125.html]
* Chery V5, a 2006 Chinese Chery Automobile minivan model
* Visual cortex Area V5 (visual area MT)
* VectorFive [http://vectorfive.org/] , a technology web forum
* The International Telecommunications Union callsign prefix for Namibia
* Royal Aruban Airlines IATA airline designator