Vietnam (FIPS 10-4 and NATO obsolete country code VM)

Variola major, smallpox

Veronica Mars, a TV series

Väike-Maarja, Estonia

Voicemail (or voice mail, voice-mail, vmail or VMS, sometimes called messagebank) is a centralized system of managing telephone messages for a large group of...

Voynich manuscript

Virtual memory

Virgin Media, a major cable provider in the United Kingdom.

Virtual machine

Virgin Mobile, a mobile phone service, a division of Virgin Media

VM Motori, a manufacturer of engine

It is also the extension for Apache Velocity files.

VM Corporation, a manufacturer of audio equipment

Viaggio Air (IATA airline designator VG)

VentroMedial prefrontal cortex^[1]

VM (operating system), IBM's virtual machine operating system

VM (nerve agent) (NATO designation), a chemical weapon agent

When used in an aircraft squadron callsign it denotes fixed wing aircraft in the United States Marine Corp.