Red Mountain, California


Red Mountain, formerly known as Osdick, is an unincorporated community in San Bernardino County, California, United States.

Red Mountain, California
An abandoned church in Red Mountain
An abandoned church in Red Mountain
Red Mountain, California is located in California
Red Mountain, California
Red Mountain, California
Coordinates: 35°21′30″N 117°37′00″W / 35.35833°N 117.61667°W / 35.35833; -117.61667Coordinates: 35°21′30″N 117°37′00″W / 35.35833°N 117.61667°W / 35.35833; -117.61667
CountryUnited States
CountySan Bernardino
Elevation3,401 ft (1,037 m)
 • Total131[1]
Time zoneUTC-8 (Pacific (PST))
 • Summer (DST)UTC-7 (PDT)
ZIP code
Area codes442/760
GNIS feature ID1661291[2]

Red Mountain is 32 miles (51 km) south-southwest of Trona, part of the mining district of Randsburg, California and Johannesburg, California.

Red Mountain has a post office with ZIP code 93558.[3] The post office opened under the name Osdick in 1922 and changed its name to Red Mountain in 1929.[4]


  1. ^ a b c "Red Mountain Mining Town".
  2. ^ "US Board on Geographic Names". United States Geological Survey. 2007-10-25. Retrieved 2008-01-31.
  3. ^ "Free ZIP Code Lookup with area code, county, geocode, MSA/PMSA, population".
  4. ^ Durham, David L. (1998). California's Geographic Names: A Gazetteer of Historic and Modern Names of the State. Quill Driver Books. p. 1460. ISBN 1-884995-14-4.