| Castel Gandolfo to Rossano | 257.33 mi (414.13 km) |
| Castel Gandolfo to Rottofreno | 276.71 mi (445.33 km) |
| Castel Gandolfo to Rovato | 295.35 mi (475.32 km) |
| Castel Gandolfo to Roverbella | 260.88 mi (419.84 km) |
| Castel Gandolfo to Rovereto | 296.73 mi (477.54 km) |
| Castel Gandolfo to Rovigo | 234.34 mi (377.14 km) |
| Castel Gandolfo to Rozzano | 306.30 mi (492.95 km) |
| Castel Gandolfo to Rubano | 258.38 mi (415.83 km) |
| Castel Gandolfo to Rubiera | 221.55 mi (356.55 km) |
| Castel Gandolfo to Ruffano | 316.80 mi (509.84 km) |
| Castel Gandolfo to Russi | 184.34 mi (296.67 km) |
| Castel Gandolfo to Rutigliano | 227.40 mi (365.97 km) |
| Castel Gandolfo to Ruvo di Puglia | 203.18 mi (326.98 km) |
| Castel Gandolfo to Sabaudia | 36.42 mi (58.61 km) |
| Castel Gandolfo to Sacile | 291.66 mi (469.38 km) |
