| Arecibo to Montevarchi | 4,771.88 mi (7,679.59 km) |
| Arecibo to Monticello Conte Otto | 4,758.63 mi (7,658.27 km) |
| Arecibo to Montichiari | 4,702.20 mi (7,567.45 km) |
| Arecibo to Montignoso | 4,699.00 mi (7,562.31 km) |
| Arecibo to Montopoli in Val d'Arno | 4,730.10 mi (7,612.37 km) |
| Arecibo to Monza | 4,647.37 mi (7,479.22 km) |
| Arecibo to Morbegno | 4,659.08 mi (7,498.07 km) |
| Arecibo to Mori | 4,728.31 mi (7,609.48 km) |
| Arecibo to Morlupo | 4,829.81 mi (7,772.82 km) |
| Arecibo to Morrovalle | 4,873.92 mi (7,843.82 km) |
| Arecibo to Mortara | 4,623.42 mi (7,440.68 km) |
| Arecibo to Mosciano Sant'Angelo | 4,894.09 mi (7,876.28 km) |
| Arecibo to Motta di Livenza | 4,806.70 mi (7,735.63 km) |
| Arecibo to Motta Sant'Anastasia | 5,007.13 mi (8,058.20 km) |
| Arecibo to Mottola | 5,077.67 mi (8,171.72 km) |
