| Castel Gandolfo to Cassina de' Pecchi | 307.89 mi (495.50 km) |
| Castel Gandolfo to Cassino | 63.36 mi (101.96 km) |
| Castel Gandolfo to Castagneto Carducci | 143.39 mi (230.77 km) |
| Castel Gandolfo to Castano Primo | 326.68 mi (525.74 km) |
| Castel Gandolfo to Castel Bolognese | 182.69 mi (294.01 km) |
| Castel Gandolfo to Castel Goffredo | 268.48 mi (432.08 km) |
| Castel Gandolfo to Castel Maggiore | 205.31 mi (330.41 km) |
| Castel Gandolfo to Castel Mella | 287.89 mi (463.31 km) |
| Castel Gandolfo to Castel San Giorgio | 125.48 mi (201.94 km) |
| Castel Gandolfo to Castel San Giovanni | 279.58 mi (449.94 km) |
| Castel Gandolfo to Castel San Pietro Terme | 191.08 mi (307.51 km) |
| Castel Gandolfo to Castel Volturno | 81.34 mi (130.90 km) |
| Castel Gandolfo to Castelbuono | 274.45 mi (441.69 km) |
| Castel Gandolfo to Casteldaccia | 259.66 mi (417.89 km) |
| Castel Gandolfo to Castelfidardo | 127.07 mi (204.50 km) |
