| Healdsburg to Massarosa | 6,032.35 mi (9,708.12 km) |
| Healdsburg to Matelica | 6,142.00 mi (9,884.60 km) |
| Healdsburg to Matera | 6,391.19 mi (10,285.62 km) |
| Healdsburg to Matino | 6,469.48 mi (10,411.62 km) |
| Healdsburg to Mazzarino | 6,522.56 mi (10,497.05 km) |
| Healdsburg to Meda | 5,897.73 mi (9,491.48 km) |
| Healdsburg to Medesano | 5,976.61 mi (9,618.42 km) |
| Healdsburg to Medicina | 6,033.50 mi (9,709.99 km) |
| Healdsburg to Meldola | 6,065.06 mi (9,760.77 km) |
| Healdsburg to Melegnano | 5,919.46 mi (9,526.45 km) |
| Healdsburg to Melendugno | 6,460.63 mi (10,397.38 km) |
| Healdsburg to Melfi | 6,345.94 mi (10,212.81 km) |
| Healdsburg to Melilli | 6,556.09 mi (10,551.01 km) |
| Healdsburg to Melito di Napoli | 6,312.04 mi (10,158.24 km) |
| Healdsburg to Melito di Porto Salvo | 6,531.89 mi (10,512.06 km) |
