Browse the Glossary

Transponder Codes

Aircraft Transponder


Transponder Codes are one of 4,096 four-digit discrete codes ATC assigns to distinguish between aircraft. 

Emergency Transponder Codes are set by pilots as follows: 

Code 7500 (hijack code) 

 Code 7600 (loss of radio communications code) 

Speak Your Mind

This site uses Akismet to reduce spam. Learn how your comment data is processed.