| Troina to Noventa Vicentina | 541.82 mi (871.97 km) |
| Troina to Novi di Modena | 527.25 mi (848.53 km) |
| Troina to Novi Ligure | 568.40 mi (914.75 km) |
| Troina to Nuoro | 332.33 mi (534.83 km) |
| Troina to Occhiobello | 517.36 mi (832.61 km) |
| Troina to Oderzo | 563.08 mi (906.19 km) |
| Troina to Oggiono | 615.03 mi (989.80 km) |
| Troina to Olbia | 347.92 mi (559.92 km) |
| Troina to Oleggio | 621.23 mi (999.77 km) |
| Troina to Olgiate Comasco | 623.91 mi (1,004.09 km) |
| Troina to Olgiate Olona | 616.96 mi (992.90 km) |
| Troina to Omegna | 643.31 mi (1,035.31 km) |
| Troina to Opera | 593.92 mi (955.82 km) |
| Troina to Oppeano | 548.45 mi (882.64 km) |
| Troina to Orbassano | 618.46 mi (995.31 km) |
