HLB
# HLB

HLB may refer to:

* Halbi language of central India
* Helium light band, unit of surface flatness
* Hessian Ludwig Railway (German: Hessische Ludwigsbahn), a former German railway company
* Hessische Landesbahn, a German transport company
* High level bombing
* Hildenborough railway station, in England
* Hillsborough Resources, a Canadian coal-mining company
* HLB International, an international network of accountancy firms
* H.L. Boulton, a Venezuelan import and export company
* H. L. Bourgeois High School, in Gray, Louisiana, United States
* Hong Leong Bank, a Malaysian bank
* Huanglongbing, a disease of citrus fruits
* Hydrophilic-lipophilic balance, of a surfactant
* The Helminthosporium Leaf Blights, from their former classification in the genus Helminthosporium:

   * Southern corn leaf blight

   * Northern corn leaf blight

   * Northern corn leaf spot
