| Postal Code Place Name | Saint-Nicolas-de-la-Grave |
| Region | Occitanie |
| Department | Tarn-et-Garonne |
| Arrondissement | Castelsarrasin |
| Canton | Garonne-Lomagne-Brulhois |
| Current Time: | CEST |
| Time Zone: | Central European Summer Time |
| IANA Time Zone: | Europe/Paris |
| Dialing Code: | 05 |