TTX may refer to:
- Cessna 400 (also Cessna TTx), a single-engine aircraft
- Tetrodotoxin, a neurotoxin discovered in aquatic animals
- Tilting Train Express, a South Korean experimental train
- Tinyatoxin, a highly irritant analog of resiniferatoxin and capsaicin
- Trenitalia Tper, an Italian railway company
- TTX Company, a railroad freight car provider
- Mungalalu Truscott Airbase, IATA airport code "TTX"
This disambiguation page lists articles associated with the title TTX.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: