| Bad Oldesloe to Navodari | 1,049.11 mi (1,688.39 km) |
| Bad Oldesloe to Negresti-Oas | 700.23 mi (1,126.91 km) |
| Bad Oldesloe to Nehoiu | 918.80 mi (1,478.67 km) |
| Bad Oldesloe to Ocna Mures | 785.21 mi (1,263.68 km) |
| Bad Oldesloe to Odobesti | 925.41 mi (1,489.30 km) |
| Bad Oldesloe to Odorheiu Secuiesc | 837.85 mi (1,348.38 km) |
| Bad Oldesloe to Oltenita | 993.71 mi (1,599.22 km) |
| Bad Oldesloe to Onesti | 891.96 mi (1,435.47 km) |
| Bad Oldesloe to Oradea | 687.65 mi (1,106.67 km) |
| Bad Oldesloe to Orastie | 791.09 mi (1,273.14 km) |
| Bad Oldesloe to Oravita | 789.07 mi (1,269.88 km) |
| Bad Oldesloe to Orsova | 827.15 mi (1,331.17 km) |
| Bad Oldesloe to Otelu Rosu | 782.37 mi (1,259.10 km) |
| Bad Oldesloe to Otopeni | 951.17 mi (1,530.76 km) |
| Bad Oldesloe to Ovidiu | 1,049.76 mi (1,689.43 km) |
