| Covington to Noventa Vicentina | 4,632.78 mi (7,455.74 km) |
| Covington to Novi di Modena | 4,621.50 mi (7,437.58 km) |
| Covington to Novi Ligure | 4,538.75 mi (7,304.42 km) |
| Covington to Nuoro | 4,727.77 mi (7,608.62 km) |
| Covington to Occhiobello | 4,648.37 mi (7,480.83 km) |
| Covington to Oderzo | 4,652.86 mi (7,488.05 km) |
| Covington to Oggiono | 4,525.00 mi (7,282.28 km) |
| Covington to Olbia | 4,712.19 mi (7,583.54 km) |
| Covington to Oleggio | 4,502.09 mi (7,245.42 km) |
| Covington to Olgiate Comasco | 4,509.25 mi (7,256.94 km) |
| Covington to Olgiate Olona | 4,511.21 mi (7,260.10 km) |
| Covington to Omegna | 4,482.81 mi (7,214.38 km) |
| Covington to Opera | 4,534.01 mi (7,296.78 km) |
| Covington to Oppeano | 4,617.87 mi (7,431.74 km) |
| Covington to Orbassano | 4,477.62 mi (7,206.03 km) |
