| Royston to Miranda de Ebro | 661.04 mi (1,063.84 km) |
| Royston to Mislata | 868.85 mi (1,398.28 km) |
| Royston to Moana | 788.21 mi (1,268.50 km) |
| Royston to Moguer | 1,073.10 mi (1,726.98 km) |
| Royston to Molina de Segura | 968.49 mi (1,558.64 km) |
| Royston to Molins de Rey | 740.90 mi (1,192.37 km) |
| Royston to Mollerusa | 720.92 mi (1,160.21 km) |
| Royston to Mollet | 733.81 mi (1,180.95 km) |
| Royston to Moncada | 737.01 mi (1,186.10 km) |
| Royston to Moncada | 863.96 mi (1,390.40 km) |
| Royston to Monforte de Lemos | 745.45 mi (1,199.69 km) |
| Royston to Monforte del Cid | 944.98 mi (1,520.80 km) |
| Royston to Mongat | 738.99 mi (1,189.29 km) |
| Royston to Monovar | 941.20 mi (1,514.71 km) |
| Royston to Monserrat | 877.21 mi (1,411.73 km) |
