| San Salvo to Navodari | 715.88 mi (1,152.10 km) |
| San Salvo to Negresti-Oas | 584.60 mi (940.82 km) |
| San Salvo to Nehoiu | 620.94 mi (999.31 km) |
| San Salvo to Ocna Mures | 542.08 mi (872.40 km) |
| San Salvo to Odobesti | 664.80 mi (1,069.89 km) |
| San Salvo to Odorheiu Secuiesc | 600.37 mi (966.19 km) |
| San Salvo to Oltenita | 616.67 mi (992.43 km) |
| San Salvo to Onesti | 663.03 mi (1,067.04 km) |
| San Salvo to Oradea | 495.49 mi (797.42 km) |
| San Salvo to Orastie | 496.15 mi (798.47 km) |
| San Salvo to Oravita | 404.89 mi (651.60 km) |
| San Salvo to Orsova | 426.85 mi (686.95 km) |
| San Salvo to Otelu Rosu | 449.28 mi (723.05 km) |
| San Salvo to Otopeni | 595.27 mi (958.00 km) |
| San Salvo to Ovidiu | 712.79 mi (1,147.13 km) |
