| Stara Zagora to Novi di Modena | 755.38 mi (1,215.67 km) |
| Stara Zagora to Novi Ligure | 857.40 mi (1,379.84 km) |
| Stara Zagora to Nuoro | 857.13 mi (1,379.43 km) |
| Stara Zagora to Occhiobello | 722.73 mi (1,163.12 km) |
| Stara Zagora to Oderzo | 691.53 mi (1,112.90 km) |
| Stara Zagora to Oggiono | 839.43 mi (1,350.93 km) |
| Stara Zagora to Olbia | 838.73 mi (1,349.80 km) |
| Stara Zagora to Oleggio | 871.52 mi (1,402.57 km) |
| Stara Zagora to Olgiate Comasco | 857.62 mi (1,380.21 km) |
| Stara Zagora to Olgiate Olona | 859.92 mi (1,383.91 km) |
| Stara Zagora to Omegna | 885.29 mi (1,424.73 km) |
| Stara Zagora to Opera | 841.39 mi (1,354.08 km) |
| Stara Zagora to Oppeano | 746.19 mi (1,200.88 km) |
| Stara Zagora to Orbassano | 919.75 mi (1,480.19 km) |
| Stara Zagora to Orbetello | 735.32 mi (1,183.38 km) |
