| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Cotu Lung, Siliştea | 817141 |
| Postal/ZIP Codes in Cotu Mihalea, Siliştea | 817142 |
| Postal/ZIP Codes in Mărtăceşti, Siliştea | 817143 |
| Postal/ZIP Codes in Muchea, Siliştea | 817144 |
| Postal/ZIP Codes in Siliştea, Siliştea | 817140 |
| Postal/ZIP Codes in Vameşu, Siliştea | 817146 |