| Information | |
|---|---|
| Name | Montmartin-en-Graignes |
| Postal Code | 50620 |
| Communes | Carentan-les-Marais |
| Arrondissements | Saint-Lô |
| Départements | Manche |
| Régions | Normandie |
| Place Type | town | Language | FR | HASC |
| Daylight Saving Time | NOT APPLICABLE |
| Local Date |
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| Local Time |
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