| Grimstad to Rosolini | 1,514.78 mi (2,437.80 km) |
| Grimstad to Rossano | 1,345.21 mi (2,164.90 km) |
| Grimstad to Rottofreno | 918.63 mi (1,478.39 km) |
| Grimstad to Rovato | 884.54 mi (1,423.53 km) |
| Grimstad to Roverbella | 907.95 mi (1,461.21 km) |
| Grimstad to Rovereto | 866.85 mi (1,395.06 km) |
| Grimstad to Rovigo | 926.07 mi (1,490.37 km) |
| Grimstad to Rozzano | 895.56 mi (1,441.27 km) |
| Grimstad to Rubano | 901.86 mi (1,451.40 km) |
| Grimstad to Rubiera | 950.47 mi (1,529.64 km) |
| Grimstad to Ruffano | 1,338.14 mi (2,153.53 km) |
| Grimstad to Russi | 975.85 mi (1,570.48 km) |
| Grimstad to Rutigliano | 1,256.60 mi (2,022.30 km) |
| Grimstad to Ruvo di Puglia | 1,239.11 mi (1,994.16 km) |
| Grimstad to Sabaudia | 1,193.22 mi (1,920.30 km) |
