| Putten to Navodari | 1,184.71 mi (1,906.60 km) |
| Putten to Negresti-Oas | 844.16 mi (1,358.54 km) |
| Putten to Nehoiu | 1,051.19 mi (1,691.72 km) |
| Putten to Ocna Mures | 913.59 mi (1,470.29 km) |
| Putten to Odobesti | 1,066.09 mi (1,715.71 km) |
| Putten to Odorheiu Secuiesc | 974.36 mi (1,568.09 km) |
| Putten to Oltenita | 1,115.98 mi (1,796.00 km) |
| Putten to Onesti | 1,035.98 mi (1,667.24 km) |
| Putten to Oradea | 810.85 mi (1,304.94 km) |
| Putten to Orastie | 908.51 mi (1,462.10 km) |
| Putten to Oravita | 884.79 mi (1,423.93 km) |
| Putten to Orsova | 925.42 mi (1,489.32 km) |
| Putten to Otelu Rosu | 889.32 mi (1,431.23 km) |
| Putten to Otopeni | 1,074.28 mi (1,728.88 km) |
| Putten to Ovidiu | 1,184.64 mi (1,906.49 km) |
