Zip Code | City | Population |
|---|---|---|
| 95640 | Ione | 12,518 |
| 95642 | Jackson | 7,152 |
| 95666 | Pioneer | 5,885 |
| 95685 | Sutter Creek | 4,703 |
| 95665 | Pine Grove | 4,693 |
| 95669 | Plymouth | 2,514 |
| 95689 | Volcano | 1,498 |
| 95629 | Fiddletown | 747 |
| 95675 | River Pines | 487 |
| 95601 | Amador City | 352 |
| 95699 | Drytown | 60 |