Long Mountain is a Mountain located in Cassiar Land District, British Columbia.

• Latitude: 59° 13' 22'' North   (decimal: 59.2227778)
• Longitude: 126° 32' 5'' West   (decimal: -126.534722)
• Topography Feature Category: Mountain
• Geographical Feature: Mountain
• Canadian Province/Territory: British Columbia
• Location: Cassiar Land District
• Atlas of Canada Locator Map: Long Mountain
• GPS Coordinate Locator Map: Long Mountain Lat/Long