| Cincinnati to Melzo | 4,532.80 mi (7,294.84 km) |
| Cincinnati to Mendicino | 5,061.91 mi (8,146.36 km) |
| Cincinnati to Menfi | 4,990.25 mi (8,031.03 km) |
| Cincinnati to Mentana | 4,799.76 mi (7,724.46 km) |
| Cincinnati to Merano | 4,560.64 mi (7,339.63 km) |
| Cincinnati to Merate | 4,526.20 mi (7,284.22 km) |
| Cincinnati to Mercato San Severino | 4,938.54 mi (7,947.82 km) |
| Cincinnati to Mercogliano | 4,931.84 mi (7,937.03 km) |
| Cincinnati to Mesagne | 5,074.54 mi (8,166.68 km) |
| Cincinnati to Messina | 5,079.14 mi (8,174.08 km) |
| Cincinnati to Mestre | 4,648.27 mi (7,480.66 km) |
| Cincinnati to Mestrino | 4,630.70 mi (7,452.40 km) |
| Cincinnati to Milan | 4,524.67 mi (7,281.76 km) |
| Cincinnati to Milazzo | 5,064.43 mi (8,150.42 km) |
| Cincinnati to Minerbio | 4,650.15 mi (7,483.69 km) |
