 All three are elected through direct popular election.The Sub-districts are further subdivided into 4,554 Rural Councils and 323 Town Councils or Paurasabha or Municipality.The cities with a city corporation, having mayoral elections, include Dhaka South, Dhaka North, Chittagong, Khulna, Sylhet, Rajshahi, Barisal, Rangpur, Comilla, Narayanganj, Mymensingh and Gazipur.