Dolok Sipirok Nature Reserve has 8 named peaks. The highest is Dolok Natambang at 1,188 m. Other notable peaks include Dolok Batu Jomba, Dolok Pangulu Balang and Dolok Balik Humbu.
There are 8 named mountains in Dolok Sipirok Nature Reserve. The highest and the most prominent mountain is Dolok Natambang.
The highest peak in Dolok Sipirok Nature Reserve is Dolok Natambang, at 1,188 m.
Notable peaks in Dolok Sipirok Nature Reserve include Dolok Natambang, Dolok Batu Jomba, Dolok Pangulu Balang, Dolok Balik Humbu and Dolok Puhotan.
