| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Hoješín, Seč | 538 07 |
| Postal/ZIP Codes in Javorka, Seč | 538 07 |
| Postal/ZIP Codes in Kraskov, Seč | 538 05 |
| Postal/ZIP Codes in Počátky, Seč | 538 07, 538 07, 538 43 |
| Postal/ZIP Codes in Přemilov, Seč | 538 07 |
| Postal/ZIP Codes in Proseč, Seč | 538 07 |
| Postal/ZIP Codes in Prosíčka, Seč | 538 07 |
| Postal/ZIP Codes in Seč, Seč | 538 07 |
| Postal/ZIP Codes in Ústupky, Seč | 538 07 |
| Postal/ZIP Codes in Žďárec u Seče, Seč | 538 07 |