TQ

from Wikipedia:

TQ or tq may stand for:

the IATA code for Tandem Aero airlineTQ Digital Entertainment, a Chinese computer game developerTechniquest, a collection of science and discovery centres in WalesTQ (singer), Terrance Quaites, an American R&B singerTélé-Québec, or TQCThinkQuest, a student webpage building competitionTitan Quest, an action role-playing computer gameTQ postcode area, a United Kingdom postcode for the area of TorquayTechnical Query

TQ may also refer to:

Al Taqaddum Airbase, IraqTQ Thank you, a term used in text speak