| Sorum to Navodari | 1,300.46 mi (2,092.88 km) |
| Sorum to Negresti-Oas | 969.52 mi (1,560.29 km) |
| Sorum to Nehoiu | 1,185.71 mi (1,908.22 km) |
| Sorum to Ocna Mures | 1,070.83 mi (1,723.34 km) |
| Sorum to Odobesti | 1,176.94 mi (1,894.10 km) |
| Sorum to Odorheiu Secuiesc | 1,104.84 mi (1,778.06 km) |
| Sorum to Oltenita | 1,271.70 mi (2,046.61 km) |
| Sorum to Onesti | 1,140.22 mi (1,835.01 km) |
| Sorum to Oradea | 991.47 mi (1,595.62 km) |
| Sorum to Orastie | 1,092.64 mi (1,758.44 km) |
| Sorum to Oravita | 1,119.10 mi (1,801.01 km) |
| Sorum to Orsova | 1,151.16 mi (1,852.62 km) |
| Sorum to Otelu Rosu | 1,098.98 mi (1,768.64 km) |
| Sorum to Otopeni | 1,230.89 mi (1,980.93 km) |
| Sorum to Ovidiu | 1,302.37 mi (2,095.96 km) |
