| Trentola to Noventa Vicentina | 326.04 mi (524.72 km) |
| Trentola to Novi di Modena | 317.30 mi (510.64 km) |
| Trentola to Novi Ligure | 377.82 mi (608.04 km) |
| Trentola to Nuoro | 257.96 mi (415.15 km) |
| Trentola to Occhiobello | 302.53 mi (486.87 km) |
| Trentola to Oderzo | 342.55 mi (551.28 km) |
| Trentola to Oggiono | 411.02 mi (661.48 km) |
| Trentola to Olbia | 244.10 mi (392.85 km) |
| Trentola to Oleggio | 423.82 mi (682.08 km) |
| Trentola to Olgiate Comasco | 422.63 mi (680.16 km) |
| Trentola to Olgiate Olona | 417.40 mi (671.75 km) |
| Trentola to Omegna | 445.34 mi (716.71 km) |
| Trentola to Opera | 393.77 mi (633.72 km) |
| Trentola to Oppeano | 334.65 mi (538.57 km) |
| Trentola to Orbassano | 435.86 mi (701.45 km) |
