| Casciana Terme to Navodari | 895.34 mi (1,440.91 km) |
| Casciana Terme to Negresti-Oas | 685.74 mi (1,103.59 km) |
| Casciana Terme to Nehoiu | 782.70 mi (1,259.64 km) |
| Casciana Terme to Ocna Mures | 675.94 mi (1,087.82 km) |
| Casciana Terme to Odobesti | 821.61 mi (1,322.25 km) |
| Casciana Terme to Odorheiu Secuiesc | 742.44 mi (1,194.84 km) |
| Casciana Terme to Oltenita | 798.35 mi (1,284.81 km) |
| Casciana Terme to Onesti | 811.14 mi (1,305.40 km) |
| Casciana Terme to Oradea | 600.64 mi (966.64 km) |
| Casciana Terme to Orastie | 637.71 mi (1,026.29 km) |
| Casciana Terme to Oravita | 556.78 mi (896.04 km) |
| Casciana Terme to Orsova | 589.37 mi (948.50 km) |
| Casciana Terme to Otelu Rosu | 593.55 mi (955.23 km) |
| Casciana Terme to Otopeni | 769.50 mi (1,238.40 km) |
| Casciana Terme to Ovidiu | 892.89 mi (1,436.96 km) |
