| Locality | Post Code |
|---|---|
| Platina, Shasta | 96076 |
| Project, Shasta | 96079 |
| Redding, Shasta | 96001, 96002, 96003 |
| Round Mountain, Shasta | 96084 |
| Shasta, Shasta | 96087 |
| Shasta Lake, Shasta | 96019 |
| Shingletown, Shasta | 96088 |
| Summit, Shasta | 96089 |
| Sweet Brier, Shasta | 96017 |
| Viola, Shasta | 96088 |
| Whiskeytown, Shasta | 96095 |
| Whitmore, Shasta | 96096 |
| Wildwood, Shasta | 96076 |