| Riccione Marina to Oschatz | 504.85 mi (812.47 km) |
| Riccione Marina to Oschersleben | 557.64 mi (897.43 km) |
| Riccione Marina to Osnabruck | 610.04 mi (981.76 km) |
| Riccione Marina to Ostbevern | 597.83 mi (962.12 km) |
| Riccione Marina to Osterburg | 608.21 mi (978.81 km) |
| Riccione Marina to Ostercappeln | 611.47 mi (984.07 km) |
| Riccione Marina to Osterhofen | 325.35 mi (523.60 km) |
| Riccione Marina to Osterholz-Scharmbeck | 660.40 mi (1,062.82 km) |
| Riccione Marina to Osternienburg | 539.72 mi (868.60 km) |
| Riccione Marina to Osterode | 545.36 mi (877.67 km) |
| Riccione Marina to Osterwieck | 557.61 mi (897.38 km) |
| Riccione Marina to Ostfildern | 364.92 mi (587.28 km) |
| Riccione Marina to Osthofen | 443.91 mi (714.40 km) |
| Riccione Marina to Ostrhauderfehn | 670.22 mi (1,078.61 km) |
| Riccione Marina to Ostringen | 406.08 mi (653.51 km) |
