| Merchweiler to Novi di Modena | 357.46 mi (575.27 km) |
| Merchweiler to Novi Ligure | 328.09 mi (528.01 km) |
| Merchweiler to Nuoro | 634.62 mi (1,021.32 km) |
| Merchweiler to Occhiobello | 372.95 mi (600.20 km) |
| Merchweiler to Oderzo | 353.81 mi (569.41 km) |
| Merchweiler to Oggiono | 269.18 mi (433.21 km) |
| Merchweiler to Olbia | 595.31 mi (958.05 km) |
| Merchweiler to Oleggio | 269.98 mi (434.49 km) |
| Merchweiler to Olgiate Comasco | 262.62 mi (422.65 km) |
| Merchweiler to Olgiate Olona | 271.19 mi (436.44 km) |
| Merchweiler to Omegna | 248.63 mi (400.13 km) |
| Merchweiler to Opera | 292.70 mi (471.05 km) |
| Merchweiler to Oppeano | 340.45 mi (547.90 km) |
| Merchweiler to Orbassano | 301.59 mi (485.37 km) |
| Merchweiler to Orbetello | 517.99 mi (833.63 km) |
