Level 3 may refer to:
- Level 3 Communications, an Internet service provider
- Biosafety level 3, a containment procedure for dangerous biological materials
- Keyboard level 3, usually consisting of a set of characters input using the AltGr key
- Level 3 driving automation in an autonomous car
- Level III data of the U.S. National Weather Service's NEXRAD weather radar
- Level 3 (TV series), an Australian television series about video games
- An academic qualification, such as:
|This disambiguation page lists articles associated with the title Level 3.
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