Bulungan
Bulungan Regency is a regency of North Kalimantan Province in Indonesia. It covers an area of 13,181.92 km2 and had a population of 112,663 at the 2010 Census and 151,844 at the 2020 Census. The administrative centre is at Tanjung Selor.
regency in North Kalimantan Province, Indonesia
regency of Indonesia