| Red Mountain, California | |
|---|---|
| — Unincorporated community — | |
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Red Mountain, California
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| Coordinates: | |
| Country | United States |
| State | California |
| County | San Bernardino |
| Elevation | 3,602 ft (1,098 m) |
| Time zone | Pacific (PST) (UTC-8) |
| • Summer (DST) | PDT (UTC-7) |
| ZIP code | 93558 |
| Area code(s) | 760 |
| GNIS feature ID | 1661291[1] |
Red Mountain, formerly known as Osdick, is an unincorporated community in San Bernardino County, California, United States.
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.[2] The post office opened under the name Osdick in 1922 and changed its name to Red Mountain in 1929.[3]