WLT ("With Lettuce and Tomato") is a fictional radio station created by Garrison Keillor

eWallet files have filename extension code .WLT

World Land Trust

The Welsh Terrier has Canadian Kennel Club breed code WLT

West London Tram

Astro Wah Lai Toi, a Malaysian pay-TV channel

Wallington railway station has National Rail code WLT

World Literature Today, an American literary magazine

Wildlife Land Trust, an initiative of the Humane Society of the United States