| Postal Code Place Name | La Gacilly |
| Region | Bretagne |
| Department | Morbihan |
| Arrondissement | Vannes |
| Canton | Guer |
| Current Time: | CET |
| Time Zone: | Central European Time |
| IANA Time Zone: | Europe/Paris |
| Dialing Code: | 02 |
| 35550 Pipriac |
| 35600 Redon |
| 56140 Malestroit |
| 56220 Malansac |
| 56350 Rieux |
| 56910 Carentoir |