Other
- kl, ISO 639 alpha-2 language code for the Kalaallisut language
- KL, IATA airline designator for KLM, the Dutch airline
- Chatspeak for "Cool" or "Okay later"
- Konzentrationslager, concentration camp, abbreviated KZ or KL
- Kvenna Listin, Women's List, a political party in Iceland
- Koninklijke Landmacht, the Royal Netherlands Army
Read more about this topic: KL