| Oss to Navodari | 1,177.64 mi (1,895.23 km) |
| Oss to Negresti-Oas | 839.95 mi (1,351.77 km) |
| Oss to Nehoiu | 1,043.98 mi (1,680.12 km) |
| Oss to Ocna Mures | 906.26 mi (1,458.49 km) |
| Oss to Odobesti | 1,060.32 mi (1,706.42 km) |
| Oss to Odorheiu Secuiesc | 968.19 mi (1,558.14 km) |
| Oss to Oltenita | 1,106.80 mi (1,781.23 km) |
| Oss to Onesti | 1,030.92 mi (1,659.11 km) |
| Oss to Oradea | 803.21 mi (1,292.65 km) |
| Oss to Orastie | 899.36 mi (1,447.37 km) |
| Oss to Oravita | 872.33 mi (1,403.87 km) |
| Oss to Orsova | 913.14 mi (1,469.56 km) |
| Oss to Otelu Rosu | 878.58 mi (1,413.94 km) |
| Oss to Otopeni | 1,065.38 mi (1,714.57 km) |
| Oss to Ovidiu | 1,177.44 mi (1,894.91 km) |
