Mount Coulahan is a Mountain located in Cassiar Land District, British Columbia and has an elevation of 1743 meters.

• Latitude: 58° 57' 13'' North   (decimal: 58.9536111)
• Longitude: 130° 28' 27'' West   (decimal: -130.4741666)
• Topography Feature Category: Mountain
• Geographical Feature: Mount
• Canadian Province/Territory: British Columbia
• Elevation: 1743 meters
• Location: Cassiar Land District
• Atlas of Canada Locator Map: Mount Coulahan
• GPS Coordinate Locator Map: Mount Coulahan Lat/Long