| Adrian to Noventa Vicentina | 4,486.56 mi (7,220.43 km) |
| Adrian to Novi di Modena | 4,476.78 mi (7,204.68 km) |
| Adrian to Novi Ligure | 4,396.53 mi (7,075.54 km) |
| Adrian to Nuoro | 4,595.13 mi (7,395.15 km) |
| Adrian to Occhiobello | 4,502.88 mi (7,246.69 km) |
| Adrian to Oderzo | 4,504.61 mi (7,249.47 km) |
| Adrian to Oggiono | 4,379.90 mi (7,048.76 km) |
| Adrian to Olbia | 4,577.96 mi (7,367.52 km) |
| Adrian to Oleggio | 4,358.12 mi (7,013.71 km) |
| Adrian to Olgiate Comasco | 4,364.53 mi (7,024.03 km) |
| Adrian to Olgiate Olona | 4,366.92 mi (7,027.87 km) |
| Adrian to Omegna | 4,338.43 mi (6,982.03 km) |
| Adrian to Opera | 4,389.94 mi (7,064.92 km) |
| Adrian to Oppeano | 4,471.97 mi (7,196.95 km) |
| Adrian to Orbassano | 4,336.12 mi (6,978.31 km) |
