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)
The New Traveller's Tales (NTT) engine, a game engine used for the 2022 video game Lego Star Wars: The Skywalker Saga
NTT (Uzbek TV channel), an Uzbek television channel