| Harrow to Rosolini | 1,265.38 mi (2,036.43 km) |
| Harrow to Rossano | 1,162.33 mi (1,870.58 km) |
| Harrow to Rottofreno | 639.24 mi (1,028.76 km) |
| Harrow to Rovato | 628.59 mi (1,011.62 km) |
| Harrow to Roverbella | 669.63 mi (1,077.66 km) |
| Harrow to Rovereto | 650.58 mi (1,047.00 km) |
| Harrow to Rovigo | 714.56 mi (1,149.97 km) |
| Harrow to Rozzano | 609.54 mi (980.96 km) |
| Harrow to Rubano | 697.70 mi (1,122.84 km) |
| Harrow to Rubiera | 700.78 mi (1,127.79 km) |
| Harrow to Ruffano | 1,195.92 mi (1,924.64 km) |
| Harrow to Russi | 757.02 mi (1,218.30 km) |
| Harrow to Rutigliano | 1,099.65 mi (1,769.72 km) |
| Harrow to Ruvo di Puglia | 1,075.68 mi (1,731.14 km) |
| Harrow to Sabaudia | 951.05 mi (1,530.56 km) |
