| Information | |
|---|---|
| Name | Chalo-Saint-Mars |
| Postal Code | 91780 |
| Communes | Chalo-Saint-Mars |
| Arrondissements | Étampes |
| Départements | Essonne |
| Régions | Île-de-France |
| Place Type | town | Language | FR | HASC |
| Daylight Saving Time | IN DST |
| Local Date |
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| Local Time |
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