| West Columbia to Noventa Vicentina | 4,715.64 mi (7,589.08 km) |
| West Columbia to Novi di Modena | 4,700.25 mi (7,564.32 km) |
| West Columbia to Novi Ligure | 4,611.24 mi (7,421.07 km) |
| West Columbia to Nuoro | 4,773.11 mi (7,681.57 km) |
| West Columbia to Occhiobello | 4,729.06 mi (7,610.69 km) |
| West Columbia to Oderzo | 4,741.32 mi (7,630.41 km) |
| West Columbia to Oggiono | 4,605.57 mi (7,411.95 km) |
| West Columbia to Olbia | 4,761.81 mi (7,663.40 km) |
| West Columbia to Oleggio | 4,579.70 mi (7,370.31 km) |
| West Columbia to Olgiate Comasco | 4,588.88 mi (7,385.08 km) |
| West Columbia to Olgiate Olona | 4,589.65 mi (7,386.33 km) |
| West Columbia to Omegna | 4,561.69 mi (7,341.33 km) |
| West Columbia to Opera | 4,611.64 mi (7,421.72 km) |
| West Columbia to Oppeano | 4,699.93 mi (7,563.81 km) |
| West Columbia to Orbassano | 4,548.61 mi (7,320.28 km) |
