| Grays to Redondela | 761.56 mi (1,225.62 km) |
| Grays to Reinosa | 621.52 mi (1,000.24 km) |
| Grays to Requena | 831.21 mi (1,337.70 km) |
| Grays to Reus | 714.01 mi (1,149.08 km) |
| Grays to Rianxo | 745.17 mi (1,199.23 km) |
| Grays to Ribadeo | 646.88 mi (1,041.05 km) |
| Grays to Rincon de la Victoria | 1,044.54 mi (1,681.03 km) |
| Grays to Ripoll | 646.71 mi (1,040.78 km) |
| Grays to Ripollet | 694.82 mi (1,118.20 km) |
| Grays to Rojales | 926.33 mi (1,490.78 km) |
| Grays to Ronda | 1,053.38 mi (1,695.26 km) |
| Grays to Roquetas de Mar | 1,026.64 mi (1,652.22 km) |
| Grays to Rosas | 650.37 mi (1,046.66 km) |
| Grays to Rubi | 694.36 mi (1,117.46 km) |
| Grays to Rute | 1,004.81 mi (1,617.09 km) |
