- "Echo Three to Echo Seven. Han, old buddy, do you read me?"
"Loud and clear, kid. What's up?"
- ―Luke Skywalker and Han Solo
Echo Three was a callsign used by the Alliance to Restore the Republic during its time in Echo Base on the ice planet Hoth. Commander Luke Skywalker used this callsign while scouting for lifeforms in the frozen wastes.
- Star Wars: Episode V The Empire Strikes Back (First appearance)
- The Empire Strikes Back: So You Want to Be a Jedi?
- Star Wars: The Empire Strikes Back junior novelization