| Castel Gandolfo to Castelli Calepio | 301.63 mi (485.42 km) |
| Castel Gandolfo to Castelnovo ne' Monti | 217.61 mi (350.21 km) |
| Castel Gandolfo to Castelnuovo Berardenga | 125.06 mi (201.26 km) |
| Castel Gandolfo to Castelnuovo di Porto | 27.82 mi (44.76 km) |
| Castel Gandolfo to Castelnuovo di Verona | 271.59 mi (437.09 km) |
| Castel Gandolfo to Castelnuovo Rangone | 212.16 mi (341.43 km) |
| Castel Gandolfo to Castelvetrano | 280.87 mi (452.01 km) |
| Castel Gandolfo to Castelvetro di Modena | 208.67 mi (335.83 km) |
| Castel Gandolfo to Castenaso | 199.96 mi (321.81 km) |
| Castel Gandolfo to Castenedolo | 282.93 mi (455.34 km) |
| Castel Gandolfo to Castiglion Fiorentino | 116.48 mi (187.45 km) |
| Castel Gandolfo to Castiglione del Lago | 100.97 mi (162.49 km) |
| Castel Gandolfo to Castiglione delle Stiviere | 274.40 mi (441.61 km) |
| Castel Gandolfo to Castrolibero | 250.78 mi (403.59 km) |
| Castel Gandolfo to Castrovillari | 228.54 mi (367.79 km) |
