| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Sina, Sina | 21395 |
| Postal/ZIP Codes in Siwiniqui, Sina | 21395 |
| Postal/ZIP Codes in Tablahuasi, Sina | 21395 |
| Postal/ZIP Codes in Tequene, Sina | 21395 |
| Postal/ZIP Codes in Totora, Sina | 21395 |
| Postal/ZIP Codes in Vizcachani, Sina | 21395 |
| Postal/ZIP Codes in Wasa Pampa, Sina | 21395 |
| Postal/ZIP Codes in Yumi Yumi, Sina | 21395 |