| ZIP | Locality | Prov | Region | Area Code | Belfiore | Notes | Locality | ZIP |
|---|---|---|---|---|---|---|---|---|
| 91100 | Trapani | TP | Sicily | 0923 | L331 | Trapani TP - Sicily | 91100 | |
| 91100 | Birgi Aerostazione | TP | Sicily | Frazione of Trapani | Birgi Aerostazione TP - Sicily Frazione of Trapani | 91100 | ||
| 91100 | Borgo Annunziata | TP | Sicily | Frazione of Trapani | Borgo Annunziata TP - Sicily Frazione of Trapani | 91100 | ||
| 91100 | Borgo Fazio | TP | Sicily | Frazione of Trapani | Borgo Fazio TP - Sicily Frazione of Trapani | 91100 | ||
| 91100 | Fontanelle Casasanta | TP | Sicily | Frazione of Trapani | Fontanelle Casasanta TP - Sicily Frazione of Trapani | 91100 | ||
| 91100 | Fulgatore | TP | Sicily | Frazione of Trapani | Fulgatore TP - Sicily Frazione of Trapani | 91100 | ||
| 91100 | Ummari | TP | Sicily | Frazione of Trapani | Ummari TP - Sicily Frazione of Trapani | 91100 | ||
| 91100 | Xitta | TP | Sicily | Frazione of Trapani | Xitta TP - Sicily Frazione of Trapani | 91100 |