Calonne-sur-la-Lys (French pronunciation: [kalɔn syʁ la lis], literally Calonne on the Lys) is a commune in the Pas-de-Calais department in the Hauts-de-France region of France.

[3] about 7 miles (11 km) north of Béthune and 22 miles (35 km) west of Lille, by the banks of the river Lys, the border with the department of Nord.

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