| Sessa Aurunca to Navodari | 773.24 mi (1,244.41 km) |
| Sessa Aurunca to Negresti-Oas | 653.76 mi (1,052.13 km) |
| Sessa Aurunca to Nehoiu | 683.23 mi (1,099.55 km) |
| Sessa Aurunca to Ocna Mures | 609.09 mi (980.24 km) |
| Sessa Aurunca to Odobesti | 727.76 mi (1,171.22 km) |
| Sessa Aurunca to Odorheiu Secuiesc | 666.05 mi (1,071.90 km) |
| Sessa Aurunca to Oltenita | 674.09 mi (1,084.85 km) |
| Sessa Aurunca to Onesti | 727.48 mi (1,170.77 km) |
| Sessa Aurunca to Oradea | 564.72 mi (908.84 km) |
| Sessa Aurunca to Orastie | 562.58 mi (905.38 km) |
| Sessa Aurunca to Oravita | 470.78 mi (757.65 km) |
| Sessa Aurunca to Orsova | 490.77 mi (789.81 km) |
| Sessa Aurunca to Otelu Rosu | 515.75 mi (830.02 km) |
| Sessa Aurunca to Otopeni | 654.93 mi (1,054.00 km) |
| Sessa Aurunca to Ovidiu | 769.99 mi (1,239.18 km) |
