| Abbreviation | Definition |
|---|---|
| BIW | Bank fur Investments und Wertpapiere |
| BK | Bankruptcy |
| BKB | Bangladesh Krishi Bank |
| BKT | Banka Komb??tare Tregtare |
| BKT | Banka Kombëtare Tregtare |
| BLBA | Birmingham Land Bank Authority |
| BLCP | Bank Letter of Credit Policy |
| BLG | Bank Letter of Guarantee |
| BLLC | Bankruptcy Litigation Location Code |
| BLME | Bank of London and The Middle East |
| BLMO | BLMOCOIN |
| BLMO | Blockchain Money |
| BLMOBILE | Blockchain MobileBLMO Coin |
| BLMOO | BLMO Coin |
| BLMT | Banks Lyon Memorial Trust |
| BLR | Bank Lending Rate |
| BLR | Bank Loan Rating |
| BLZ | Bankleitzahl |
| BLZ | Bankleitzahl, a numbering system for German and Austrian banks |
| BM | Banco de Madrid |