FNBS
| Acronym | Definition |
|---|---|
| FNBS | Fédération Nationale des Boulangers du Sénégal (French: National Federation of Bakers of Senegal) |
| FNBS | First National Building Society (Ireland) |
| FNBS | Friday Night Bible Study (religion) |
| FNBS | First National Bank of Suffield (Connecticut) |
| FNBS | First National Bank of Sachse (Texas) |
| FNBS | First National Bank of the South (South Carolina) |