| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Acqualoreto, Baschi | 05023 |
| Postal/ZIP Codes in Baschi, Baschi | 05020, 05023 |
| Postal/ZIP Codes in Civitella Del Lago, Baschi | 05023 |
| Postal/ZIP Codes in Collelungo, Baschi | 05023 |
| Postal/ZIP Codes in Morre, Baschi | 05023 |
| Postal/ZIP Codes in Ponte, Baschi | 05023 |