| Oberwil to Noventa Vicentina | 244.25 mi (393.09 km) |
| Oberwil to Novi di Modena | 241.57 mi (388.77 km) |
| Oberwil to Novi Ligure | 199.21 mi (320.60 km) |
| Oberwil to Nuoro | 505.03 mi (812.77 km) |
| Oberwil to Occhiobello | 262.85 mi (423.02 km) |
| Oberwil to Oderzo | 262.98 mi (423.23 km) |
| Oberwil to Oggiono | 146.77 mi (236.20 km) |
| Oberwil to Olbia | 465.82 mi (749.67 km) |
| Oberwil to Oleggio | 141.79 mi (228.19 km) |
| Oberwil to Olgiate Comasco | 137.02 mi (220.52 km) |
| Oberwil to Olgiate Olona | 144.42 mi (232.42 km) |
| Oberwil to Omegna | 119.99 mi (193.11 km) |
| Oberwil to Opera | 167.09 mi (268.91 km) |
| Oberwil to Oppeano | 230.77 mi (371.39 km) |
| Oberwil to Orbassano | 173.16 mi (278.68 km) |
