| Del Rio to Montevarchi | 5,835.77 mi (9,391.77 km) |
| Del Rio to Monticello Conte Otto | 5,752.38 mi (9,257.56 km) |
| Del Rio to Montichiari | 5,712.73 mi (9,193.75 km) |
| Del Rio to Montignoso | 5,759.19 mi (9,268.53 km) |
| Del Rio to Montopoli in Val d'Arno | 5,796.89 mi (9,329.19 km) |
| Del Rio to Monza | 5,661.61 mi (9,111.48 km) |
| Del Rio to Morbegno | 5,651.83 mi (9,095.73 km) |
| Del Rio to Mori | 5,718.80 mi (9,203.51 km) |
| Del Rio to Morlupo | 5,930.62 mi (9,544.42 km) |
| Del Rio to Morrovalle | 5,925.57 mi (9,536.29 km) |
| Del Rio to Mortara | 5,653.52 mi (9,098.47 km) |
| Del Rio to Mosciano Sant'Angelo | 5,961.40 mi (9,593.95 km) |
| Del Rio to Motta di Livenza | 5,785.02 mi (9,310.09 km) |
| Del Rio to Motta Sant'Anastasia | 6,229.66 mi (10,025.67 km) |
| Del Rio to Mottola | 6,179.63 mi (9,945.15 km) |
