| Kalkar to Rivarolo Canavese | 447.48 mi (720.14 km) |
| Kalkar to Rivoli | 464.19 mi (747.05 km) |
| Kalkar to Rocca di Papa | 752.43 mi (1,210.91 km) |
| Kalkar to Rocca Priora | 752.31 mi (1,210.72 km) |
| Kalkar to Roccapiemonte | 856.79 mi (1,378.87 km) |
| Kalkar to Roccastrada | 644.47 mi (1,037.17 km) |
| Kalkar to Romano di Lombardia | 457.86 mi (736.85 km) |
| Kalkar to Rome | 739.92 mi (1,190.78 km) |
| Kalkar to Roncade | 505.08 mi (812.84 km) |
| Kalkar to Ronchi dei Legionari | 523.07 mi (841.80 km) |
| Kalkar to Ronciglione | 709.43 mi (1,141.71 km) |
| Kalkar to Rosa | 484.84 mi (780.28 km) |
| Kalkar to Rosarno | 1,028.32 mi (1,654.92 km) |
| Kalkar to Rosignano Marittimo | 607.87 mi (978.28 km) |
| Kalkar to Rosolini | 1,114.56 mi (1,793.71 km) |
