| Gronau to Resana | 505.97 mi (814.29 km) |
| Gronau to Rescaldina | 463.85 mi (746.49 km) |
| Gronau to Rezzato | 485.99 mi (782.12 km) |
| Gronau to Rho | 470.23 mi (756.76 km) |
| Gronau to Ribera | 1,060.31 mi (1,706.40 km) |
| Gronau to Riccione Marina | 623.18 mi (1,002.91 km) |
| Gronau to Riesi | 1,086.58 mi (1,748.68 km) |
| Gronau to Rieti | 729.80 mi (1,174.49 km) |
| Gronau to Rignano Flaminio | 736.92 mi (1,185.96 km) |
| Gronau to Rignano sull'Arno | 620.68 mi (998.88 km) |
| Gronau to Rimini | 617.84 mi (994.32 km) |
| Gronau to Rionero in Vulture | 880.03 mi (1,416.28 km) |
| Gronau to Riposto | 1,075.32 mi (1,730.57 km) |
| Gronau to Riva del Garda | 469.92 mi (756.26 km) |
| Gronau to Rivalta di Torino | 496.46 mi (798.98 km) |
