| Kalkar to Racconigi | 485.94 mi (782.04 km) |
| Kalkar to Raffadali | 1,051.30 mi (1,691.91 km) |
| Kalkar to Ragusa | 1,103.47 mi (1,775.86 km) |
| Kalkar to Ramacca | 1,073.06 mi (1,726.92 km) |
| Kalkar to Randazzo | 1,045.42 mi (1,682.44 km) |
| Kalkar to Rapallo | 528.17 mi (850.01 km) |
| Kalkar to Ravanusa | 1,067.59 mi (1,718.12 km) |
| Kalkar to Ravenna | 574.36 mi (924.34 km) |
| Kalkar to Recanati | 667.39 mi (1,074.06 km) |
| Kalkar to Recco | 526.08 mi (846.64 km) |
| Kalkar to Reggello | 607.19 mi (977.18 km) |
| Kalkar to Reggio di Calabria | 1,044.76 mi (1,681.38 km) |
| Kalkar to Reggio Emilia | 525.56 mi (845.80 km) |
| Kalkar to Reggiolo | 514.90 mi (828.66 km) |
| Kalkar to Rende | 979.72 mi (1,576.71 km) |
