Mount Wilson, CA zip code
Mount Wilson, California uses one zip code: 91023. Most of it is in Los Angeles County.
Zip codes
1
Population
—
All zips combined
Zip codes in Mount Wilson
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 91023 · PO box | — | — |
Mount Wilson, California uses one zip code: 91023. Most of it is in Los Angeles County.
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 91023 · PO box | — | — |