| Mery-sur-Oise to Novi di Modena | 501.28 mi (806.73 km) |
| Mery-sur-Oise to Novi Ligure | 430.36 mi (692.60 km) |
| Mery-sur-Oise to Nuoro | 698.18 mi (1,123.62 km) |
| Mery-sur-Oise to Occhiobello | 526.61 mi (847.50 km) |
| Mery-sur-Oise to Oderzo | 531.93 mi (856.06 km) |
| Mery-sur-Oise to Oggiono | 404.09 mi (650.33 km) |
| Mery-sur-Oise to Olbia | 666.05 mi (1,071.90 km) |
| Mery-sur-Oise to Oleggio | 385.01 mi (619.62 km) |
| Mery-sur-Oise to Olgiate Comasco | 389.41 mi (626.70 km) |
| Mery-sur-Oise to Olgiate Olona | 392.77 mi (632.10 km) |
| Mery-sur-Oise to Omegna | 364.29 mi (586.26 km) |
| Mery-sur-Oise to Opera | 416.23 mi (669.85 km) |
| Mery-sur-Oise to Oppeano | 495.62 mi (797.63 km) |
| Mery-sur-Oise to Orbassano | 376.68 mi (606.21 km) |
| Mery-sur-Oise to Orbetello | 630.68 mi (1,014.99 km) |
