Baccalaureus in Arte Ingeniaria - Bachelor of Engineering (EY)
Backup Aerospace Vehicle - or Aircraft Inventory
Backup Aircraft Inventory (ACAE)
Baika Women's College - EDUCATSS - UTLAS symbol
Baikonur - Satellite launch complex - Former USSR
Baird-Associates, Inc. (MCD)
Balch Institute Library, Philadelphia, PA - OCLC symbol (OCLC)
Baniwa - Language code (ETLW)
Bank Administration Institute (EA)
Bank of American International (SAUO)
Barair SA - Spain - ICAO designator (FAAC)
Bari - Italy - Seismograph station code, US Geological Survey - Closed (SEIS)
Barometric Altitude Indicator (NASA)
Basal Area Increment - Forestry
Base Activation Instruction
Basic Access Interface (SAUS)
Basic Area of Interest - Army (ADDR)
Basic Incorporated (SAUO)
Basic rate Interface (SAUS)
Battlefield Air Interdiction (MCD)
Battlefield Area Interdiction (ACAE)
Bay Shells Inc., Kirkland, WA - Manufacturer code for watercraft hull identification number (USCG)
Bearing Altitude Indicator - Aerospace
Beck Anxiety Inventory - Test (TMMY)
Behavior Analysis in Ireland (EAIO)
Beinstein Associates, Inc. - Commercial firm
Bell Adjustment Inventory (EDAC)
Bentonite Agglutination Inhibition (OA)
Biosphere-Atmosphere Interactions project (SAUS)
Blue Anchor, Inc. - An association (EA)
Bnos Agudath Israel (EA)
Board of Auditors for Infrastructure Accounts (SAUO)
Boeing Airborne Instrumentation Equipment (SAA)
Book Association of Ireland (BARN)
Bosma and Associates International - Commercial firm
British Airports International (SAUO)
Buffer Alignment Information (SAUS)
Bureau of Animal Industry - Department of Agriculture
Bus Analog Interface - Electrical engineering
Donald F. Blumberg Associates, Inc. - Commercial firm
International Board of Auditors (SAUS)
Thomas Bailey - NCIC firearms make code (NCIC)
Bailey's Law Reports - South Carolina - A publication (DLA)