| Mierlo to Noventa Vicentina | 504.33 mi (811.64 km) |
| Mierlo to Novi di Modena | 513.40 mi (826.23 km) |
| Mierlo to Novi Ligure | 484.12 mi (779.11 km) |
| Mierlo to Nuoro | 788.84 mi (1,269.51 km) |
| Mierlo to Occhiobello | 527.18 mi (848.42 km) |
| Mierlo to Oderzo | 501.08 mi (806.42 km) |
| Mierlo to Oggiono | 426.31 mi (686.07 km) |
| Mierlo to Olbia | 750.21 mi (1,207.35 km) |
| Mierlo to Oleggio | 426.40 mi (686.23 km) |
| Mierlo to Olgiate Comasco | 419.64 mi (675.35 km) |
| Mierlo to Olgiate Olona | 428.05 mi (688.88 km) |
| Mierlo to Omegna | 404.79 mi (651.45 km) |
| Mierlo to Opera | 449.75 mi (723.81 km) |
| Mierlo to Oppeano | 494.90 mi (796.47 km) |
| Mierlo to Orbassano | 453.17 mi (729.30 km) |
