| Urk to Navodari | 1,193.72 mi (1,921.11 km) |
| Urk to Negresti-Oas | 851.26 mi (1,369.97 km) |
| Urk to Nehoiu | 1,060.40 mi (1,706.55 km) |
| Urk to Ocna Mures | 923.01 mi (1,485.44 km) |
| Urk to Odobesti | 1,074.20 mi (1,728.75 km) |
| Urk to Odorheiu Secuiesc | 982.85 mi (1,581.74 km) |
| Urk to Oltenita | 1,126.64 mi (1,813.15 km) |
| Urk to Onesti | 1,043.55 mi (1,679.43 km) |
| Urk to Oradea | 820.61 mi (1,320.65 km) |
| Urk to Orastie | 919.30 mi (1,479.47 km) |
| Urk to Oravita | 898.07 mi (1,445.31 km) |
| Urk to Orsova | 938.53 mi (1,510.43 km) |
| Urk to Otelu Rosu | 901.33 mi (1,450.55 km) |
| Urk to Otopeni | 1,084.75 mi (1,745.74 km) |
| Urk to Ovidiu | 1,193.75 mi (1,921.16 km) |
