| Greensboro to Noventa Vicentina | 4,567.08 mi (7,350.01 km) |
| Greensboro to Novi di Modena | 4,552.38 mi (7,326.35 km) |
| Greensboro to Novi Ligure | 4,464.38 mi (7,184.73 km) |
| Greensboro to Nuoro | 4,631.51 mi (7,453.70 km) |
| Greensboro to Occhiobello | 4,580.88 mi (7,372.22 km) |
| Greensboro to Oderzo | 4,591.86 mi (7,389.88 km) |
| Greensboro to Oggiono | 4,457.31 mi (7,173.35 km) |
| Greensboro to Olbia | 4,619.36 mi (7,434.13 km) |
| Greensboro to Oleggio | 4,431.92 mi (7,132.49 km) |
| Greensboro to Olgiate Comasco | 4,440.77 mi (7,146.72 km) |
| Greensboro to Olgiate Olona | 4,441.75 mi (7,148.30 km) |
| Greensboro to Omegna | 4,413.68 mi (7,103.13 km) |
| Greensboro to Opera | 4,463.89 mi (7,183.94 km) |
| Greensboro to Oppeano | 4,551.50 mi (7,324.93 km) |
| Greensboro to Orbassano | 4,401.96 mi (7,084.28 km) |
