Bileh Savar (Persian: بيله سوار, also Romanized as Bīleh Savār) is a city in and the capital of Bileh Savar County, in Ardabil Province, Iran. At the 2006 census, its population was 14,027, in 3,251 families. Its older name was Pil-savar and before that Aran. The town is the site of a border crossing with Azerbaijan. Road 33 connects it to Ardabil.