- Highest peak
- Gora Ledyanaya
- Elevation
- 2,350 m
- Area
- 119,452 km²
Subranges
- 1Penzhin Range5,735 km²
- 2Vetvey Range12,055 km²
- 3Pakhachin Range4,832 km²
- 4Pylgin Range4,341 km²
- 5Ukelayat Range4,893 km²
- 6Koyverlan Range5,064 km²
- 7Rarytkin Range3,890 km²
- 8Ukvushvuynen Range16,340 km²
- 9Parkhonai Mountains991 km²
- 10Pikas Range3,910 km²
- 11Komeutyuyam Range9,772 km²
- 12Maynskoy Plateau3,954 km²
- 13Olyutorski Range8,530 km²
- 14Vaeg Range9,804 km²