ZL
# ZL

ZL may refer to:

## Aviation

* Hazelton Airlines (1953–2001; IATA: ZL)
* Rex Airlines (founded 2002; IATA: ZL)
* ZL, an unused aircraft registration prefix for New Zealand

## Science, technology and mathematics

* ZL, ITU prefix for New Zealand, in radio and television
* Zorn's lemma, a proposition in set theory
* ZL, a Mazda Z5 engine variant

## Other uses

* Polish zloty (sign: zł), the currency of Poland
* z"l, an honorific for the dead in Judaism
* ZL, assistant (with ZR and ZY) of Golden Age superhero Masked Marvel (Centaur Publications)
