| Rio Tinto to Noventa Vicentina | 1,047.43 mi (1,685.67 km) |
| Rio Tinto to Novi di Modena | 1,013.05 mi (1,630.35 km) |
| Rio Tinto to Novi Ligure | 909.19 mi (1,463.20 km) |
| Rio Tinto to Nuoro | 936.85 mi (1,507.72 km) |
| Rio Tinto to Occhiobello | 1,046.31 mi (1,683.87 km) |
| Rio Tinto to Oderzo | 1,098.65 mi (1,768.10 km) |
| Rio Tinto to Oggiono | 950.14 mi (1,529.10 km) |
| Rio Tinto to Olbia | 939.55 mi (1,512.06 km) |
| Rio Tinto to Oleggio | 913.56 mi (1,470.24 km) |
| Rio Tinto to Olgiate Comasco | 932.18 mi (1,500.19 km) |
| Rio Tinto to Olgiate Olona | 925.85 mi (1,490.01 km) |
| Rio Tinto to Omegna | 907.68 mi (1,460.77 km) |
| Rio Tinto to Opera | 937.89 mi (1,509.38 km) |
| Rio Tinto to Oppeano | 1,030.79 mi (1,658.90 km) |
| Rio Tinto to Orbassano | 852.47 mi (1,371.92 km) |
