| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Babina, Plasy | 331 01 |
| Postal/ZIP Codes in Horní Hradiště, Plasy | 331 01 |
| Postal/ZIP Codes in Lomnička, Plasy | 331 01 |
| Postal/ZIP Codes in Nebřeziny, Plasy | 331 01 |
| Postal/ZIP Codes in Plasy, Plasy | 331 01 |
| Postal/ZIP Codes in Žebnice, Plasy | 331 01 |