| South Houston to Massarosa | 5,522.58 mi (8,887.73 km) |
| South Houston to Matelica | 5,658.14 mi (9,105.89 km) |
| South Houston to Matera | 5,911.67 mi (9,513.91 km) |
| South Houston to Matino | 6,002.60 mi (9,660.26 km) |
| South Houston to Mazzarino | 5,941.23 mi (9,561.48 km) |
| South Houston to Meda | 5,409.14 mi (8,705.16 km) |
| South Houston to Medesano | 5,482.15 mi (8,822.67 km) |
| South Houston to Medicina | 5,554.48 mi (8,939.07 km) |
| South Houston to Meldola | 5,584.87 mi (8,987.98 km) |
| South Houston to Melegnano | 5,426.56 mi (8,733.21 km) |
| South Houston to Melendugno | 6,001.32 mi (9,658.20 km) |
| South Houston to Melfi | 5,857.90 mi (9,427.38 km) |
| South Houston to Melilli | 5,987.14 mi (9,635.38 km) |
| South Houston to Melito di Napoli | 5,800.61 mi (9,335.18 km) |
| South Houston to Melito di Porto Salvo | 5,987.47 mi (9,635.91 km) |
