| Gahanna to Moncalieri | 4,372.46 mi (7,036.80 km) |
| Gahanna to Mondolfo | 4,644.19 mi (7,474.10 km) |
| Gahanna to Mondovi | 4,400.07 mi (7,081.23 km) |
| Gahanna to Monesiglio | 4,409.71 mi (7,096.74 km) |
| Gahanna to Monfalcone | 4,582.47 mi (7,374.78 km) |
| Gahanna to Monopoli | 4,931.24 mi (7,936.06 km) |
| Gahanna to Monreale | 4,878.38 mi (7,851.00 km) |
| Gahanna to Monselice | 4,531.99 mi (7,293.53 km) |
| Gahanna to Monserrato | 4,649.27 mi (7,482.28 km) |
| Gahanna to Monsummano | 4,544.99 mi (7,314.45 km) |
| Gahanna to Montagnana | 4,520.38 mi (7,274.86 km) |
| Gahanna to Montale | 4,550.81 mi (7,323.82 km) |
| Gahanna to Montalto di Castro | 4,635.83 mi (7,460.66 km) |
| Gahanna to Montalto Uffugo | 4,947.69 mi (7,962.54 km) |
| Gahanna to Monte Compatri | 4,705.11 mi (7,572.14 km) |
