Haillicourt is a commune in the Pas-de-Calais department in the Nord-Pas-de-Calais region of France.
A former coal-mining town, now a light industrial and farming commune, situated some 6 miles (9.7 km) south of Béthune and 32 miles (51.5 km) southwest of Lille, at the junction of the D188 and the D86 roads.