Municipalities: Barotac Nuevo, Janiuay, Pototan, Dingle (re-established 1908), Dumangas (re-established 1911), Lambunao (re-established 1911) .
Municipalities: Barotac Nuevo, Calinog, Dingle, Dumangas, Lambunao, Pototan, Mina (re-established 1968), Bingawan (established 1969) .