BLS may refer to:

Organizations Basketball League of Serbia () Bears Lagoon Serpentine Football Club, Victoria, Australia; an Australian-rules football team Buckeye Leadership Society, an honorary leadership Society at The Ohio State University, US Bureau of Labor Statistics, a US government agency

Companies BellSouth (ticker symbol), a defunct US telephone company BLS AG (formerly Bern-Lötschberg-Simplon railway), a railway company in Switzerland

Education Boon Lay Secondary School, a government secondary school in Jurong West, Singapore Boston Latin School, Boston, Massachusetts, US Brooklyn Law School, New York City, New York State, US Bucerius Law School, Hamburg, Germany

Science and technology Body lengths per second (BL/s), a unit of animal speed; see Fastest animals Brillouin light scattering, in physics Cadillac BLS, a compact executive car BL S-series engine, an internal combustion engine by the Austin Rover Group BLS digital signature (Boneh–Lynn–Shacham signature), a cryptographic signature scheme Brillhart–Lehmer–Selfridge primality test, a primality test

Biology and medicine Bacterial leaf scorch, a disease state affecting many crops Bare lymphocyte syndrome, a form of severe combined immunodeficiency Basic life support, an emergency medical protocol Blind loop syndrome, small intestinal bacterial overgrowth

Other uses Bachelor of Liberal Studies, a tertiary education degree Bachelor of Library Science, a tertiary education degree Balaesang language (ISO 639 language code ), found on Sulawesi Black Label Society, an American heavy metal band Brighton-le-Sands (B-l-S), a suburb in New South Wales, Australia; see History of Brighton-Le-Sands, New South Wales

See also

WBLS, station BLS in region W; a New York radio station KBLS, station BLS in region K; a Kansas radio station CBLS, station BLS in region C; a Canadian radio station BLSS (disambiguation) BL (disambiguation) Brighton le Sands (disambiguation)