| Weirton to Noventa Vicentina | 4,410.51 mi (7,098.04 km) |
| Weirton to Novi di Modena | 4,398.59 mi (7,078.85 km) |
| Weirton to Novi Ligure | 4,314.87 mi (6,944.11 km) |
| Weirton to Nuoro | 4,500.74 mi (7,243.24 km) |
| Weirton to Occhiobello | 4,425.78 mi (7,122.60 km) |
| Weirton to Oderzo | 4,431.52 mi (7,131.84 km) |
| Weirton to Oggiono | 4,302.30 mi (6,923.88 km) |
| Weirton to Olbia | 4,485.59 mi (7,218.86 km) |
| Weirton to Oleggio | 4,278.92 mi (6,886.26 km) |
| Weirton to Olgiate Comasco | 4,286.39 mi (6,898.28 km) |
| Weirton to Olgiate Olona | 4,288.18 mi (6,901.15 km) |
| Weirton to Omegna | 4,259.81 mi (6,855.51 km) |
| Weirton to Opera | 4,310.87 mi (6,937.67 km) |
| Weirton to Oppeano | 4,395.46 mi (7,073.82 km) |
| Weirton to Orbassano | 4,253.48 mi (6,845.31 km) |
