2M or 2-M may refer to:

  • 2m, or two metres
  • 2 million
  • Amateur radio 2-meter band
  • 2M (alliance), a container shipping industry alliance between Maersk Line and MSC
  • 2M TV, a Moroccan state-owned TV station
  • Moldavian Airlines, IATA airline designator 2M
  • a prefix used by the Two Micron All-Sky Survey (2MASS)

See also

  • M2 (disambiguation)
  • MM (disambiguation)