| Smithville to Noventa Vicentina | 5,011.81 mi (8,065.73 km) |
| Smithville to Novi di Modena | 5,004.62 mi (8,054.16 km) |
| Smithville to Novi Ligure | 4,928.70 mi (7,931.98 km) |
| Smithville to Nuoro | 5,140.33 mi (8,272.57 km) |
| Smithville to Occhiobello | 5,029.33 mi (8,093.93 km) |
| Smithville to Oderzo | 5,026.17 mi (8,088.83 km) |
| Smithville to Oggiono | 4,907.41 mi (7,897.71 km) |
| Smithville to Olbia | 5,121.16 mi (8,241.71 km) |
| Smithville to Oleggio | 4,887.59 mi (7,865.81 km) |
| Smithville to Olgiate Comasco | 4,892.74 mi (7,874.10 km) |
| Smithville to Olgiate Olona | 4,895.82 mi (7,879.05 km) |
| Smithville to Omegna | 4,867.30 mi (7,833.15 km) |
| Smithville to Opera | 4,919.13 mi (7,916.58 km) |
| Smithville to Oppeano | 4,997.83 mi (8,043.22 km) |
| Smithville to Orbassano | 4,869.60 mi (7,836.86 km) |
