| Gretna to Rende | 5,707.84 mi (9,185.88 km) |
| Gretna to Resana | 5,297.89 mi (8,526.14 km) |
| Gretna to Rescaldina | 5,170.98 mi (8,321.89 km) |
| Gretna to Rezzato | 5,232.71 mi (8,421.23 km) |
| Gretna to Rho | 5,177.22 mi (8,331.93 km) |
| Gretna to Ribera | 5,641.73 mi (9,079.49 km) |
| Gretna to Riccione Marina | 5,383.71 mi (8,664.24 km) |
| Gretna to Riesi | 5,687.79 mi (9,153.61 km) |
| Gretna to Rieti | 5,448.40 mi (8,768.35 km) |
| Gretna to Rignano Flaminio | 5,439.11 mi (8,753.40 km) |
| Gretna to Rignano sull'Arno | 5,341.35 mi (8,596.07 km) |
| Gretna to Rimini | 5,378.14 mi (8,655.27 km) |
| Gretna to Rionero in Vulture | 5,625.77 mi (9,053.80 km) |
| Gretna to Riposto | 5,722.94 mi (9,210.18 km) |
| Gretna to Riva del Garda | 5,243.14 mi (8,438.03 km) |
