NTT
# NTT

NTT may refer to:

* National Native Title Tribunal (NTT), Australian government instrumentality
* NATO countries, as per NATO country code
* New Technology Telescope, a 3.6m telescope at La Silla Observatory, Chile
* New Technology Train, a series of the New York City Subway made from 1999 onwards
* New trade theory, an economic theory
* Niuatoputapu Airport, IATA code
* Nippon Telegraph and Telephone (NTT), a Japanese telecommunications company
   * NTT Docomo, a mobile phone operator, subsidiary of NTT founded in 1991
* Nottinghamshire, county in England, Chapman code
* Number theoretic transform, a mathematical transform
* East Nusa Tenggara, a province of Indonesia known as Nusa Tenggara Timur in Indonesian language.
* non-traditional tincture (heraldry)
