"TTA" might stand for a number of things, depending on the context. In computers, '.tta' is a file extension standing for "The True Audio". In texting, it can mean "Text the address". Walt Disney World uses a PeopleMover system called the TTA, which stands for "Tomorrowland Transit Authority". Additionally, in the telecommunications world, a TTA is a "Tower Top Amplifier".

There are many more objects and organizations that TTA might refer to. For a full and comprehensive list, try searching abbreviation or acronym database websites.