Aleiro is a Local Government Area in Kebbi State, Nigeria. Its headquarters are in the town of Aliero. It has an area of 350 km² and …Aleiro is a Local Government Area in Kebbi State, Nigeria. Its headquarters are in the town of Aliero. It has an area of 350 km² and a population of 65,973 at the 2006 census. The postal code of the area is 863.