| Castres to Novi di Modena | 437.17 mi (703.56 km) |
| Castres to Novi Ligure | 333.50 mi (536.71 km) |
| Castres to Nuoro | 428.62 mi (689.80 km) |
| Castres to Occhiobello | 470.39 mi (757.02 km) |
| Castres to Oderzo | 524.77 mi (844.53 km) |
| Castres to Oggiono | 379.79 mi (611.22 km) |
| Castres to Olbia | 414.31 mi (666.77 km) |
| Castres to Oleggio | 342.96 mi (551.95 km) |
| Castres to Olgiate Comasco | 362.61 mi (583.57 km) |
| Castres to Olgiate Olona | 355.06 mi (571.41 km) |
| Castres to Omegna | 340.57 mi (548.10 km) |
| Castres to Opera | 364.66 mi (586.87 km) |
| Castres to Oppeano | 455.73 mi (733.43 km) |
| Castres to Orbassano | 278.85 mi (448.77 km) |
| Castres to Orbetello | 459.55 mi (739.58 km) |
