| ZIP | Locality | Prov | Region | Area Code | Belfiore | Notes | Locality | ZIP |
|---|---|---|---|---|---|---|---|---|
| 42016 | Guastalla | RE | Emilia-Romagna | 0522 | E253 | Guastalla RE - Emilia-Romagna | 42016 | |
| 42016 | Pieve | RE | Emilia-Romagna | 0522 | Frazione of Guastalla | Pieve RE - Emilia-Romagna Frazione of Guastalla | 42016 | |
| 42016 | San Girolamo | RE | Emilia-Romagna | 0522 | Frazione of Guastalla | San Girolamo RE - Emilia-Romagna Frazione of Guastalla | 42016 |