| Vacaville to Noventa Vicentina | 5,975.98 mi (9,617.41 km) |
| Vacaville to Novi di Modena | 5,980.39 mi (9,624.51 km) |
| Vacaville to Novi Ligure | 5,927.19 mi (9,538.89 km) |
| Vacaville to Nuoro | 6,191.04 mi (9,963.52 km) |
| Vacaville to Occhiobello | 5,997.85 mi (9,652.61 km) |
| Vacaville to Oderzo | 5,973.88 mi (9,614.03 km) |
| Vacaville to Oggiono | 5,886.51 mi (9,473.43 km) |
| Vacaville to Olbia | 6,162.66 mi (9,917.85 km) |
| Vacaville to Oleggio | 5,876.14 mi (9,456.74 km) |
| Vacaville to Olgiate Comasco | 5,875.57 mi (9,455.81 km) |
| Vacaville to Olgiate Olona | 5,881.50 mi (9,465.36 km) |
| Vacaville to Omegna | 5,854.21 mi (9,421.45 km) |
| Vacaville to Opera | 5,904.98 mi (9,503.16 km) |
| Vacaville to Oppeano | 5,965.31 mi (9,600.24 km) |
| Vacaville to Orbassano | 5,876.73 mi (9,457.68 km) |
