| BWI | Baltimore - Thurgood Marshall International Airport Rail Station 
| Others |
| BWI | Baltimore - Washington International Airport
| Others |
| BWI | Baltimore Washington
| Others |
| BWI | Baltimore Washington I
| Others |
| BWI | Baltimore Washington International
| Others |
| BWI | Baltimore Washington International Airport, Baltimore, Maryland USA
| Others |
| BWI | Baltimore/Washington International
| Others |
| BWI | Beer Wine and International
| Others |
| BWI | Beijing West Industries
| Others |
| BWI | Belt Wedge Insert
| Others |
| BWI | Bench Warrant Issued
| Others |
| BWI | Best Western International
| Others |
| BWI | Better World Index
| Others |
| BWI | Bit Wear Index
| Others |
| BWI | Blue and White Illustrated
| Others |
| BWI | Blue White Illustrated
| Others |
| BWI | Boating While Impaired
| Others |
| BWI | Boating While Intoxicated
| Others |
| BWI | Boating Writers International
| Others |
| BWI | Body Weight Index
| Others |
| BWI | Bond-Wire Interconnect
| Others |
| BWI | Book Wholesalers Inc
| Others |
| BWI | Boosted Wrapper Induction
| Others |
| BWI | Borg Warner Inc.
| Others |
| BWI | Boss With Idea
| Others |
| BWI | Brake Wear Indicator
| Others |
| BWI | Bretton Woods Institution
| Others |
| BWI | Bretton Woods Institutions
| Others |
| BWI | Brickwork India
| Others |
| BWI | Bridgewater Wholesalers Inc
| Others |
| BWI | British West Indies
| Others |
| BWI | British Wholesale Imports
| Others |
| BWI | Brooklyn Workforce Innovations
| Others |
| BWI | Browsing While Intoxicated
| Others |
| BWI | Building and Wood Workers' International
| Others |
| BWI | Business with Integrity
| Others |