TTA

TTA may refer to

• Tan Tan Airport - IATA code for Moroccan airport
• Teacher Training Agency - former name of the Training and Development Agency for Schools
• Telecommunications Technology Association in Korea
• Telefon Tel Aviv, an IDM band from the United States
• Tennessee Telecommunications Association, a telecommunications industry trade organization
• Tennessee Trails Association
• Terran Trade Authority, the setting for a series of science-fiction books
• Texas Telephone Association, a trade association for telephone companies in Texas
• Thai Tiger Airways, a Thai low-fare airline
• The Tough Alliance, a synthpop duo from Sweden
• Tibial tuberosity advancement, a knee operation in dogs
• Tiny Toon Adventures
• Toledo Technology Academy
• Toon Toon Army, a chant about the supporters of Newcastle United
• Tomorrowland Transit Authority, a ride at Walt Disney World
• Touring Car Team Association, a Swedish touring car championship.
• Tramway Touristique de l'Aisne, a touristic tramway in Belgium
• Transport triggered architecture, a kind of CPU design
• Triangle Transit Authority, a regional transit service in North Carolina
• Tri-State Transit Authority, a transit service in the Huntington, West Virginia area
• TTA (codec), True Audio codec
• Transport Ticketing Authority, a division of the Department of Infrastructure in the State Government of Victoria, Australia.
• Twin Turbo Aftercooled