| Locality | Post Code |
|---|---|
| Rock Creek, Plumas | 95980 |
| Rock Crest, Plumas | 95980 |
| Rogers Flat, Plumas | 95980 |
| Seneca, Plumas | 95923 |
| Spanish Ranch, Plumas | 95971 |
| Spring Garden, Plumas | 95971 |
| Storrie, Plumas | 95980 |
| Taylorsville, Plumas | 95983 |
| Tobin, Plumas | 95980 |
| Twain, Plumas | 95984 |
| Vinton, Plumas | 96135 |
| Virgilia, Plumas | 95984 |