4J

4J or 4-J may refer to:

• 4J Studios, a Scottish video game developer
• Somon Air's IATA code
• Eugene School District's designator
• 4J Road, a section of Wyoming Highway 50
• 4J, the production code for the 1975 Doctor Who serial The Android Invasion

In aircraft:

• TA-4J, a model of Douglas A-4 Skyhawk
• F-4J Phantom, see McDonnell Douglas F-4 Phantom II
• F-4J Phantom II, see List of McDonnell Douglas F-4 Phantom II variants
• F-4J(UK), see McDonnell Douglas F-4 Phantom II non-U.S. operators
• L-4J, a model of Piper J-3

See also

• J4 (disambiguation)

1. 4J Studios
2. List of McDonnell Douglas F-4 Phantom II variants
3. Douglas A-4 Skyhawk
4. McDonnell Douglas F-4 Phantom II
5. McDonnell Douglas Phantom in UK service
6. Eugene School District
7. Blue Angels
8. List of McDonnell Douglas F-4 Phantom II U.S. operators
9. Libya
10. VF-126
11. Fowler School District R4J
12. Breeders' Cup World Thoroughbred Championships (video game)
13. List of PlayStation 2 games (A–K)
14. Minecraft
15. Pete Pettigrew
16. Boeing F/A-18E/F Super Hornet
17. McDonnell Douglas F-4 Phantom II non-U.S. operators
18. List of Xbox games
19. Quadratic unconstrained binary optimization
20. Perfect Dark (2010 video game)