| Prospect Heights to Marsala | 4,989.41 mi (8,029.68 km) |
| Prospect Heights to Marsciano | 4,761.48 mi (7,662.86 km) |
| Prospect Heights to Martano | 5,117.95 mi (8,236.55 km) |
| Prospect Heights to Martellago | 4,642.61 mi (7,471.56 km) |
| Prospect Heights to Martina Franca | 5,057.05 mi (8,138.54 km) |
| Prospect Heights to Martinengo | 4,549.22 mi (7,321.26 km) |
| Prospect Heights to Martinsicuro | 4,825.28 mi (7,765.54 km) |
| Prospect Heights to Mascali | 5,106.26 mi (8,217.74 km) |
| Prospect Heights to Mascalucia | 5,108.44 mi (8,221.24 km) |
| Prospect Heights to Masera di Padova | 4,641.12 mi (7,469.16 km) |
| Prospect Heights to Maserada sul Piave | 4,640.13 mi (7,467.57 km) |
| Prospect Heights to Massa | 4,627.04 mi (7,446.51 km) |
| Prospect Heights to Massa Lombarda | 4,675.75 mi (7,524.89 km) |
| Prospect Heights to Massafra | 5,053.90 mi (8,133.47 km) |
| Prospect Heights to Massalubrense | 4,942.59 mi (7,954.33 km) |
