| Rockwall to Melzo | 5,312.44 mi (8,549.55 km) |
| Rockwall to Mendicino | 5,846.47 mi (9,408.99 km) |
| Rockwall to Menfi | 5,779.41 mi (9,301.06 km) |
| Rockwall to Mentana | 5,583.11 mi (8,985.14 km) |
| Rockwall to Merano | 5,335.65 mi (8,586.90 km) |
| Rockwall to Merate | 5,305.39 mi (8,538.19 km) |
| Rockwall to Mercato San Severino | 5,722.01 mi (9,208.68 km) |
| Rockwall to Mercogliano | 5,715.08 mi (9,197.54 km) |
| Rockwall to Mesagne | 5,855.19 mi (9,423.01 km) |
| Rockwall to Messina | 5,865.80 mi (9,440.09 km) |
| Rockwall to Mestre | 5,424.92 mi (8,730.57 km) |
| Rockwall to Mestrino | 5,407.98 mi (8,703.31 km) |
| Rockwall to Milan | 5,304.61 mi (8,536.94 km) |
| Rockwall to Milazzo | 5,851.31 mi (9,416.78 km) |
| Rockwall to Minerbio | 5,429.61 mi (8,738.11 km) |
