Korea, North Browse regions with water & wastewater management location pages. Chagang 4 cities Hambuk 3 cities Hamnam 3 cities Hwangbuk 2 cities Hwangnam 3 cities Kaesŏng 1 cities Kangwŏn 3 cities Namp’o 1 cities P’yŏngbuk 4 cities P’yŏngnam 5 cities P’yŏngyang 1 cities Rasŏn 1 cities Ryanggang 3 cities