Malaysia Browse regions with water & wastewater management location pages. Johor 13 cities Kedah 3 cities Kelantan 3 cities Kuala Lumpur 1 cities Labuan 1 cities Melaka 1 cities Negeri Sembilan 3 cities Pahang 4 cities Perak 6 cities Perlis 2 cities Pulau Pinang 6 cities Putrajaya 1 cities Sabah 9 cities Sarawak 11 cities Selangor 4 cities Terengganu 2 cities