Orne is a department in Normandy in the northwest of France, named after the river Orne. Its prefecture is Alençon. In 2023 it had a population of 275,201.
Prefecture building of the Orne department, in Alençon
Calvados is a department in the Normandy region in northwestern France. It takes its name from a cluster of rocks off the Normandy coast. In 2023, it had a population of 709,441.