| Santurce-Antiguo to Miedzychod | 1,079.01 mi (1,736.50 km) |
| Santurce-Antiguo to Miedzyrzec Podlaski | 1,332.20 mi (2,143.96 km) |
| Santurce-Antiguo to Miedzyrzecz | 1,063.09 mi (1,710.87 km) |
| Santurce-Antiguo to Mielec | 1,245.51 mi (2,004.45 km) |
| Santurce-Antiguo to Mikolow | 1,135.14 mi (1,826.84 km) |
| Santurce-Antiguo to Milanowek | 1,250.57 mi (2,012.59 km) |
| Santurce-Antiguo to Milicz | 1,100.28 mi (1,770.73 km) |
| Santurce-Antiguo to Minsk Mazowiecki | 1,287.08 mi (2,071.35 km) |
| Santurce-Antiguo to Mlawa | 1,262.87 mi (2,032.40 km) |
| Santurce-Antiguo to Mogilno | 1,157.74 mi (1,863.21 km) |
| Santurce-Antiguo to Monki | 1,364.25 mi (2,195.54 km) |
| Santurce-Antiguo to Morag | 1,269.45 mi (2,042.98 km) |
| Santurce-Antiguo to Mosina | 1,103.73 mi (1,776.28 km) |
| Santurce-Antiguo to Mragowo | 1,318.57 mi (2,122.04 km) |
| Santurce-Antiguo to Murowana Goslina | 1,120.04 mi (1,802.52 km) |
