| Abbreviation | Definition |
|---|---|
| NCB | National Central Bank |
| NCB | National Commercial Bank |
| NCB | New Core Banking |
| NCB | North Central Bank |
| NCBC | National Commercial Bank Capital |
| NCBI | National Cell Bank of Iran |
| NCBI | North Carolina Banking Institute |
| NCCB | National Conference for Community Bankers |
| NCCB | National Consumer Cooperative Bank |
| NCCBank | National Credit and Commerce Bank |
| NCD | Non Convertible Debentures |
| NCNB | North Carolina National Bank |
| NCSB | North Country Savings Bank |
| NCTB | Northern California Transplant Bank |
| NDB | National Developement Bank |
| NDB | NEW Development Bank |
| NDDB | National DNA Data Bank |
| NDIC | Nigeria Deposit Insurance Corporation |
| NDRB | National Digital Resource Bank |
| NECS | National Electronic Clearing Service (Credit Clearing). |