| Horb am Neckar to Racconigi | 258.62 mi (416.21 km) |
| Horb am Neckar to Raffadali | 800.79 mi (1,288.74 km) |
| Horb am Neckar to Ragusa | 852.35 mi (1,371.73 km) |
| Horb am Neckar to Ramacca | 821.92 mi (1,322.75 km) |
| Horb am Neckar to Randazzo | 794.34 mi (1,278.36 km) |
| Horb am Neckar to Rapallo | 284.13 mi (457.27 km) |
| Horb am Neckar to Ravanusa | 816.75 mi (1,314.43 km) |
| Horb am Neckar to Ravenna | 324.65 mi (522.47 km) |
| Horb am Neckar to Recanati | 419.40 mi (674.95 km) |
| Horb am Neckar to Recco | 282.65 mi (454.88 km) |
| Horb am Neckar to Reggello | 356.05 mi (573.01 km) |
| Horb am Neckar to Reggio di Calabria | 794.19 mi (1,278.13 km) |
| Horb am Neckar to Reggio Emilia | 274.70 mi (442.09 km) |
| Horb am Neckar to Reggiolo | 263.77 mi (424.50 km) |
| Horb am Neckar to Rende | 730.99 mi (1,176.41 km) |
