| Big Spring to Marasesti | 6,160.16 mi (9,913.82 km) |
| Big Spring to Marghita | 5,927.35 mi (9,539.16 km) |
| Big Spring to Marginea | 6,016.44 mi (9,682.52 km) |
| Big Spring to Matca | 6,171.33 mi (9,931.80 km) |
| Big Spring to Medgidia | 6,278.20 mi (10,103.79 km) |
| Big Spring to Media | 6,053.32 mi (9,741.88 km) |
| Big Spring to Miercurea-Ciuc | 6,089.87 mi (9,800.70 km) |
| Big Spring to Mioveni | 6,133.02 mi (9,870.15 km) |
| Big Spring to Mizil | 6,180.24 mi (9,946.14 km) |
| Big Spring to Moinesti | 6,107.85 mi (9,829.63 km) |
| Big Spring to Moisei | 5,983.68 mi (9,629.81 km) |
| Big Spring to Moldova Noua | 6,033.32 mi (9,709.69 km) |
| Big Spring to Moreni | 6,155.15 mi (9,905.76 km) |
| Big Spring to Motru | 6,074.21 mi (9,775.50 km) |
| Big Spring to Murfatlar | 6,286.95 mi (10,117.88 km) |
