| Caldas de Reyes to Noventa Vicentina | 1,017.66 mi (1,637.76 km) |
| Caldas de Reyes to Novi di Modena | 985.52 mi (1,586.05 km) |
| Caldas de Reyes to Novi Ligure | 881.52 mi (1,418.67 km) |
| Caldas de Reyes to Nuoro | 942.02 mi (1,516.03 km) |
| Caldas de Reyes to Occhiobello | 1,018.86 mi (1,639.69 km) |
| Caldas de Reyes to Oderzo | 1,066.28 mi (1,716.02 km) |
| Caldas de Reyes to Oggiono | 915.67 mi (1,473.62 km) |
| Caldas de Reyes to Olbia | 940.23 mi (1,513.16 km) |
| Caldas de Reyes to Oleggio | 879.73 mi (1,415.78 km) |
| Caldas de Reyes to Olgiate Comasco | 897.36 mi (1,444.17 km) |
| Caldas de Reyes to Olgiate Olona | 892.00 mi (1,435.54 km) |
| Caldas de Reyes to Omegna | 871.66 mi (1,402.80 km) |
| Caldas de Reyes to Opera | 906.06 mi (1,458.16 km) |
| Caldas de Reyes to Oppeano | 1,000.75 mi (1,610.55 km) |
| Caldas de Reyes to Orbassano | 822.02 mi (1,322.92 km) |
