| Abbreviation | Definition |
|---|---|
| NBAC | National Bank of Adams County |
| NBAD | National Bank of Abu Dhabi |
| NBARD | National Bank for Agriculture and Rural Development |
| NBB | National Bank of Bahrain |
| NBB | National Bank of Belgium |
| NBB | Netherlands Brain Bank |
| NBCB | Non Banking Credit Bureau |
| NBCI | Nigerian Bank for Commerce and Industry |
| NBCP | National Bank of Cambodia Platform |
| NBD | National Bank of Detroit |
| NBD | National Bank of Dominica |
| NBD | National Bank of Dubai |
| NBDB | National Bank Direct Brokerage |
| NBDC | National Bank of Delaware County |
| NBE | National Bank of Egypt |
| NBEC | National Bank Equipment Corporation |
| NBEI | National Bank of Egypt International |
| NBER | Northern Banks Emergency Reservesb |
| NBET | National Banking Entrance Test |
| NBF | National Bank Financial |