| Santurce-Antiguo to Manerbio | 664.68 mi (1,069.70 km) |
| Santurce-Antiguo to Manfredonia | 970.48 mi (1,561.84 km) |
| Santurce-Antiguo to Maniago | 795.75 mi (1,280.64 km) |
| Santurce-Antiguo to Mantova | 694.81 mi (1,118.18 km) |
| Santurce-Antiguo to Maranello | 695.67 mi (1,119.57 km) |
| Santurce-Antiguo to Marano di Napoli | 896.45 mi (1,442.70 km) |
| Santurce-Antiguo to Marano Vicentino | 730.11 mi (1,175.00 km) |
| Santurce-Antiguo to Marcianise | 899.73 mi (1,447.97 km) |
| Santurce-Antiguo to Marcon | 770.45 mi (1,239.91 km) |
| Santurce-Antiguo to Mareno di Piave | 775.29 mi (1,247.70 km) |
| Santurce-Antiguo to Margherita di Savoia | 986.60 mi (1,587.78 km) |
| Santurce-Antiguo to Mariano Comense | 622.97 mi (1,002.57 km) |
| Santurce-Antiguo to Marigliano | 909.16 mi (1,463.15 km) |
| Santurce-Antiguo to Marino | 805.10 mi (1,295.69 km) |
| Santurce-Antiguo to Marostica | 741.15 mi (1,192.76 km) |
