Ione, CA zip code
Ione, California uses one zip code: 95640. Most of it is in Amador County. Together these zip codes are home to about 14K people.
Zip codes
1
Population
14K
All zips combined
Largest zip
95640
13,926 residents
Zip codes in Ione
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 95640 | 13,926 | $97,000 |