UL
UL stands for:
- Russian Federation (ICAO code)
- SriLankan Airlines (until 1999 Air Lanka; IATA code), a Sri Lankan airline
- Tolerable upper intake level , the amount of a substance that a healthy adult can ingest every day for a lifetime without having to worry about health risks
- Ultralight aircraft , in Europe small, very light motor-powered aircraft for a maximum of two people
- Ultralinear , a term used in tube amplifier technology
- Independent list , a group of voters
- Underwriters Laboratories Inc., US organization for the certification of electrical engineering products
- United Linux , a Linux distribution
- Universal Life , a New Religious Movement
- University of Lisbon (Portuguese Universidade de Lisboa , also Universidade Clássica de Lisboa), one of the largest universities in Portugal
- University of Limpopo , University in South Africa
- Unordered List , an HTML tag
- Upload
- Leinefelde train station (DS100 code)
UL as a distinguishing mark on license plates:
- Germany: Stadtkreis Ulm and Alb-Donau-Kreis
- Montenegro: Ulcinj
- Norway: Ålesund in the province of Møre og Romsdal
- Czech Republic: Okres Ústí nad Labem , German: Aussig (expiring)
Ul stands for:
- (3271) Ul , a Cupid-type asteroid
- Ul (river) , a river in Portugal, the source is in São Mamede, Vila de Fajões
- Ul (Oliveira de Azeméis) , place and former municipality in Portugal