| Niles to Noventa Vicentina | 4,628.59 mi (7,448.99 km) |
| Niles to Novi di Modena | 4,620.25 mi (7,435.57 km) |
| Niles to Novi Ligure | 4,542.42 mi (7,310.33 km) |
| Niles to Nuoro | 4,748.89 mi (7,642.59 km) |
| Niles to Occhiobello | 4,645.59 mi (7,476.35 km) |
| Niles to Oderzo | 4,644.61 mi (7,474.78 km) |
| Niles to Oggiono | 4,523.13 mi (7,279.28 km) |
| Niles to Olbia | 4,730.47 mi (7,612.95 km) |
| Niles to Oleggio | 4,502.45 mi (7,245.99 km) |
| Niles to Olgiate Comasco | 4,508.15 mi (7,255.16 km) |
| Niles to Olgiate Olona | 4,510.93 mi (7,259.63 km) |
| Niles to Omegna | 4,482.41 mi (7,213.74 km) |
| Niles to Opera | 4,534.13 mi (7,296.97 km) |
| Niles to Oppeano | 4,614.33 mi (7,426.04 km) |
| Niles to Orbassano | 4,482.74 mi (7,214.27 km) |
