| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Freudwil, Uster | 8615 |
| Postal/ZIP Codes in Nänikon, Uster | 8606 |
| Postal/ZIP Codes in Nossikon, Uster | 8610 |
| Postal/ZIP Codes in Riedikon, Uster | 8616 |
| Postal/ZIP Codes in Sulzbach, Uster | 8614 |
| Postal/ZIP Codes in Uster, Uster | 8610, 8613 |
| Postal/ZIP Codes in Wermatswil, Uster | 8615 |
| Postal/ZIP Codes in Werrikon, Uster | 8606 |