There are 4 Leprosy Colonies in the North Sumatra Province. All the colonies situated near by each Leprosy Hospital. Therefore talking about leprosy colonies cannot be separated from each leprosy hospital at that time of visit. Leprosy colonies administratively attached to the leprosy hospital.
1. Pulau Sicanang
2. Belidahan
3. Lau Simomo
4. Huta Salem
