| Royston to Montijo | 961.33 mi (1,547.11 km) |
| Royston to Montilla | 1,024.08 mi (1,648.09 km) |
| Royston to Montmelo | 732.77 mi (1,179.27 km) |
| Royston to Montornes del Valles | 733.59 mi (1,180.60 km) |
| Royston to Montoro | 992.08 mi (1,596.59 km) |
| Royston to Monzon | 700.47 mi (1,127.31 km) |
| Royston to Mora | 872.81 mi (1,404.66 km) |
| Royston to Moralzarzal | 807.67 mi (1,299.82 km) |
| Royston to Moron de la Frontera | 1,064.53 mi (1,713.19 km) |
| Royston to Mostoles | 829.69 mi (1,335.25 km) |
| Royston to Motril | 1,070.61 mi (1,722.97 km) |
| Royston to Muchamiel | 942.21 mi (1,516.33 km) |
| Royston to Mula | 970.27 mi (1,561.50 km) |
| Royston to Munguia | 614.68 mi (989.23 km) |
| Royston to Murcia | 973.00 mi (1,565.90 km) |
