BLS

BLS may stand for:

*Basic life support, an emergency medical protocol;
*Bell South Corporation, ticker symbol for the United States telephone company;
*Bern-Lötschberg-Simplon railway, a former railway company in Switzerland (successor is BLS AG);
*Black Label Society, a heavy metal band;
*BLS AG, a railway company in Switzerland
*BLS (Cryptography)
*Boston Latin School, first school established in North America;
*Brillouin Light Scattering.
*Brooklyn Law School;
*Bucerius Law School, the first private law school in Germany
*Buckeye Leadership Society, an honorary leadership Society at The Ohio State University;
*Bureau of Labor Statistics, a United States government agency;
*Cadillac BLS; or
*WBLS-FM, a New York radio station.