Diana Region is divided into five districts, which are subdivided into 51 communes. The districts are listed below with their 2013 populations: •
Ambanja District - 18 communes; 190,435 inhabitants •
Ambilobe District - 15 communes; 216,145 inhabitants •
Antsiranana I District 1 commune; 115,015 inhabitants; the city of Antsiranana •
Antsiranana II District - 16 communes; 105,416 inhabitants; the rural area surrounding the city •
Nosy Be District 1 commune; 73,010 inhabitants; the island of Nosy Be ==Transport==