3U

3U is the abbreviation for:

• 3U Holding, German telecommunications group
• 3U Telecom, Telephone Company, a subsidiary of 3U Holding
• Adler Standard 6 ( 3U ), a car model; see Adler Standard 6
• Sichuan Airlines, a Chinese airline after the IATA code
• Skoda Superb I, a car model

• Disambiguation
• Abbreviation