BLB may refer to:
*
Bad Berleburg
Bad Berleburg (, earlier also Berleburg) is a town, in the district of Siegen-Wittgenstein, in North Rhine-Westphalia, Germany. It is one of Germany's largest towns by land area. It is located approximately northeast of Siegen and northwest of ...
, Germany, vehicle registration
* Blacklight Blue, a
fluorescent black light emitting negligible visible light
*
Blue Letter Bible
* Former USAF
Howard Air Force Base
Howard Air Force Base is a former United States Air Force base located in Panama. It discontinued military operations on 1 November 1999 as a result of the Torrijos-Carter Treaties, which specified that US military facilities in the former ...
, Panama, IATA code
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