| Bad Oldesloe to Novi di Modena | 616.65 mi (992.40 km) |
| Bad Oldesloe to Novi Ligure | 629.51 mi (1,013.10 km) |
| Bad Oldesloe to Nuoro | 933.67 mi (1,502.60 km) |
| Bad Oldesloe to Occhiobello | 616.62 mi (992.35 km) |
| Bad Oldesloe to Oderzo | 562.80 mi (905.74 km) |
| Bad Oldesloe to Oggiono | 556.57 mi (895.71 km) |
| Bad Oldesloe to Olbia | 891.88 mi (1,435.34 km) |
| Bad Oldesloe to Oleggio | 572.63 mi (921.57 km) |
| Bad Oldesloe to Olgiate Comasco | 558.22 mi (898.37 km) |
| Bad Oldesloe to Olgiate Olona | 568.95 mi (915.63 km) |
| Bad Oldesloe to Omegna | 555.06 mi (893.29 km) |
| Bad Oldesloe to Opera | 584.63 mi (940.87 km) |
| Bad Oldesloe to Oppeano | 589.21 mi (948.24 km) |
| Bad Oldesloe to Orbassano | 621.42 mi (1,000.08 km) |
| Bad Oldesloe to Orbetello | 786.69 mi (1,266.05 km) |
