| Rock Island to Noventa Vicentina | 4,760.87 mi (7,661.87 km) |
| Rock Island to Novi di Modena | 4,753.25 mi (7,649.61 km) |
| Rock Island to Novi Ligure | 4,676.64 mi (7,526.33 km) |
| Rock Island to Nuoro | 4,886.70 mi (7,864.39 km) |
| Rock Island to Occhiobello | 4,778.20 mi (7,689.76 km) |
| Rock Island to Oderzo | 4,775.87 mi (7,686.02 km) |
| Rock Island to Oggiono | 4,656.06 mi (7,493.21 km) |
| Rock Island to Olbia | 4,867.73 mi (7,833.85 km) |
| Rock Island to Oleggio | 4,635.92 mi (7,460.80 km) |
| Rock Island to Olgiate Comasco | 4,641.28 mi (7,469.41 km) |
| Rock Island to Olgiate Olona | 4,644.24 mi (7,474.19 km) |
| Rock Island to Omegna | 4,615.72 mi (7,428.29 km) |
| Rock Island to Opera | 4,667.52 mi (7,511.65 km) |
| Rock Island to Oppeano | 4,746.78 mi (7,639.20 km) |
| Rock Island to Orbassano | 4,617.34 mi (7,430.89 km) |
