| Healdsburg to Mancha Real | 5,898.46 mi (9,492.65 km) |
| Healdsburg to Manilva | 5,906.50 mi (9,505.59 km) |
| Healdsburg to Manises | 5,926.55 mi (9,537.87 km) |
| Healdsburg to Manlleu | 5,887.82 mi (9,475.53 km) |
| Healdsburg to Manresa | 5,887.27 mi (9,474.64 km) |
| Healdsburg to Manzanares | 5,846.29 mi (9,408.69 km) |
| Healdsburg to Manzanares el Real | 5,741.49 mi (9,240.04 km) |
| Healdsburg to Maracena | 5,927.24 mi (9,538.98 km) |
| Healdsburg to Marbella | 5,913.98 mi (9,517.63 km) |
| Healdsburg to Marchena | 5,852.92 mi (9,419.36 km) |
| Healdsburg to Marin | 5,483.27 mi (8,824.47 km) |
| Healdsburg to Marratxi | 6,028.87 mi (9,702.53 km) |
| Healdsburg to Martorell | 5,903.96 mi (9,501.50 km) |
| Healdsburg to Martos | 5,888.71 mi (9,476.96 km) |
| Healdsburg to Masamagrell | 5,926.27 mi (9,537.41 km) |
