| Greenock to Rheinbach | 606.17 mi (975.53 km) |
| Greenock to Rheinberg | 554.11 mi (891.76 km) |
| Greenock to Rheine | 554.13 mi (891.79 km) |
| Greenock to Rheinfelden (Baden) | 787.82 mi (1,267.87 km) |
| Greenock to Ribnitz-Damgarten | 689.36 mi (1,109.43 km) |
| Greenock to Richterich | 569.30 mi (916.19 km) |
| Greenock to Riedlingen | 807.14 mi (1,298.97 km) |
| Greenock to Riegelsberg | 670.99 mi (1,079.85 km) |
| Greenock to Rielasingen-Worblingen | 809.40 mi (1,302.60 km) |
| Greenock to Riesa | 803.41 mi (1,292.96 km) |
| Greenock to Rietberg | 607.93 mi (978.37 km) |
| Greenock to Rinteln | 617.13 mi (993.18 km) |
| Greenock to Ritterhude | 573.22 mi (922.51 km) |
| Greenock to Rodenbach | 697.31 mi (1,122.21 km) |
| Greenock to Rodental | 761.80 mi (1,226.00 km) |
