Samosir Postal Codes: 22390 to 22398 | Sumatera Utara

Key Facts

Samosir is a regency located in North Sumatra Province, Indonesia, situated on Samosir Island in the middle of Lake Toba, the largest volcanic lake in the world. This unique administrative region covers approximately 1,444 square kilometers and has a population of around 140,000 people according to recent estimates. Geographically positioned in the heart of North Sumatra, Samosir Regency is entirely surrounded by the waters of Lake Toba, creating a distinctive island province within a lake. The regency is divided into 9 districts that encompass the traditional Batak villages, tourist destinations, and agricultural lands that characterize this culturally rich area. Samosir is renowned as the cultural heartland of the Batak people, featuring ancient stone chairs, traditional houses with distinctive boat-shaped roofs, and the tomb of King Sidabutar. The region's economy is primarily driven by tourism, agriculture, and fishing, with visitors drawn to its stunning natural scenery, hot springs, and cultural attractions. For those seeking to access postal services or send correspondence to this unique island regency, comprehensive postal code information is available for all of Samosir's districts and villages.