Réserve indienne Dlah Koh 31 is a Indian Reserve located in Cassiar Land District, British Columbia.

• Latitude: 55° 2' 21'' North   (decimal: 55.0391668)
• Longitude: 125° 6' 14'' West   (decimal: -125.1038898)
• Topography Feature Category: Indian Reserve
• Geographical Feature: Réserve indienne
• Canadian Province/Territory: British Columbia
• Location: Cassiar Land District
• Atlas of Canada Locator Map: Réserve indienne Dlah Koh 31
• GPS Coordinate Locator Map: Réserve indienne Dlah Koh 31 Lat/Long